Questions tagged [astronomy]

Science dealing with the study of space and celestial bodies. Can pertain to the composition, origin, motion, behavior or physical aspects of bodies in space as well as the practical applications of such information (ie: navigation).

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Was credit for the black hole image misattributed?

The Event Horizon Telescope (EHT) was used to create an image of Messier 87*, a supermassive black hole in the Messier 87 galaxy. This result has been heavily reported in the media leading up to its ...
SSimon's user avatar
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86 votes
6 answers
32k views

Is the Gregorian calendar the "most accurate calendar ever devised"?

This statement comes from a Joe Rogan show episode where he chats to Neil de Grasse Tyson. His statement is about the Gregorian calendar, and goes as follows: "Point is, this was hard-earned, and ...
Zebrafish's user avatar
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58 votes
2 answers
11k views

Is phosphine evidence of life on Venus?

This news article came out about evidence tied to the possibility of life on Venus. The crux of the evidence is the detection of phosphine. The claim is that we only know of two ways to make this ...
Larian LeQuella's user avatar
43 votes
2 answers
17k views

Are nebulae colored?

The pictures of nebulae are always depicted as vividly colored and with a great variety of colors: Source Omega nebula Source Eagle nebula pillars According to the English wikipedia article on ...
Alenanno's user avatar
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39 votes
1 answer
13k views

Do 26% of Americans believe the sun revolves around the Earth?

According to a 2014 NPR poll 26% of Americans believe the sun revolves around the Earth. The survey of 2,200 people in the United States was conducted by the NSF in 2012 and released on Friday at an ...
user35859's user avatar
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38 votes
1 answer
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Are there too few Supernova Remnants to support the Milky Way being billions of years old?

In this Creation magazine reprint of a 1994 article titled Exploding stars point to a young universe, Young-Earth Creationist, Jonathan Sarfati argues that the scarcity of Supernova remnants (SNRs) ...
Lucian09474's user avatar
37 votes
2 answers
3k views

Is it possible to officially Buy A Star?

There are plenty of companies around that let you purchase a star. They claim that the star will be named as you direct and they issue you a certificate of ownership. I realize that the T&C's for ...
Ian's user avatar
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34 votes
2 answers
49k views

Length of uncoiled human DNA

I recently came across this fact: There's enough DNA in the human body to stretch from the sun to Pluto and back. A couple of "Bollocks!" alarms began to chime in my head. While I expect that it ...
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30 votes
1 answer
9k views

Does Kasardevi, India, have an enormous geomagnetic field because of the Van Allen Belt?

An online magazine says this about Kasardevi: What makes the place what it is, is its positioning on the earth’s Van Allen Belt. Simply put, the region surrounding the Kasar Devi Temple has an ...
nic's user avatar
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29 votes
1 answer
8k views

Did we receive a signal from outer space in 1977?

This was recently posted on 9gag: In 1977, we received a signal from outer space, which lasted 72 seconds. We still do not know how or whence it came. Did we receive such a signal in 1977?
Remi.b's user avatar
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27 votes
6 answers
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Can we determine for sure if the Sun revolves around the Earth?

Rabbi Menachem Mendel Schneerson was the most recent (and final) rebbe of Chabad. In 1975 he published a series of correspondence with a scientist about whether the Sun revolves around the Earth and ...
Benyamin's user avatar
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23 votes
5 answers
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Have there been any credible reports of unidentified flying objects?

A unidentified flying object is just that—a flying object that has not been identified. There need not be evidence of alien hi-jinx. My criteria for a credible UFO report would include: ...
Patches's user avatar
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22 votes
3 answers
4k views

Did Bill Nye get booed by a room full of Texans for saying that the moon reflected the suns light?

Did Bill Nye get booed by a room full of Texans for saying that the moon reflected the Sun's light instead of coming from God? This is a well-known internet rumour. Is there any evidence proving/...
Lincity's user avatar
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21 votes
3 answers
21k views

Did Betelgeuse explode on August 7, 2022?

This widely watched live stream claims to show the Betelgeuse supernova in progress. But I can't find any information elsewhere
Abdullah is not an Amalekite's user avatar
20 votes
2 answers
4k views

Would life not exist on Earth if it was one kilometer closer to, or farther from, the sun?

A lot of my friends (especially creationist ones) tell me that if planet earth was one kilometer closer to the sun, it would heat up too much and life wouldn't exist. On the other hand, if planet ...
Moe's user avatar
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20 votes
2 answers
5k views

Did astronauts leave footprints on the moon?

Our Young-Earth Creationist physics teacher stated that he does not believe that man actually stepped on the moon. That topic has been well covered here. One of his arguments, however, was that ...
Moe's user avatar
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19 votes
1 answer
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Is the climber's head-lamp backstory for this long-exposure photo feasible?

I enjoyed reading the fascinating story of how a climber took an amazing long-exposure photo of his climb up, down and around a Peak District landmark. See: "Blazing a trail! Climber takes ...
JW.'s user avatar
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18 votes
2 answers
2k views

Did Earth collide with a planet in its early days of formation?

I was watching documentary about Earth's formation National Geographic. They made this following statement. ......An astonishing event is about to take place.The Earth is on a collision course with ...
Vinoth Kumar C M's user avatar
17 votes
1 answer
4k views

Can one estimate accurately the time until sunset using the width of one's fingers?

I've now heard from a friend and read about a claim online, which I find unlikely: You can estimate the time until the sun sets by using your fingers. By extending your arm fully and placing your ...
PenumbraBrah's user avatar
16 votes
2 answers
2k views

Is there "vastly more matter than anti-matter" in the Universe?

From the Register, talking about the recent CERN antimatter experiment. I'm not concerned with the experiment itself, but rather this claim This, in turn, would help us understand how come our ...
Russell Steen's user avatar
16 votes
2 answers
462 views

Japan's earthquake and the Earth's axis

I've been hearing a lot lately about how Japan's massive earthquake moved the Earth or changed its axis by 1°-4°. I personally feel that this is not possible, but I don't have nearly enough knowledge ...
Vian Esterhuizen's user avatar
16 votes
1 answer
2k views

Does the asteroid 16 Psyche contain this much gold?

Some days ago, I read in several news sources [1][2][3] about an asteroid called 16 Psyche that is made up of precious metals such as gold and platinum. It's estimated worth is about $700 quintillion -...
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15 votes
1 answer
8k views

Is this animation showing the moon's librations a real capture or generated?

In one of the answers to an entertaining question on Physics.SE about "simple check for the global shape of the earth", there is a link to this awesome demonstration of the libration of the moon: ...
Chowzen's user avatar
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15 votes
1 answer
1k views

Was the vertical cannonshot related by Samuel Rowbotham ever performed?

A common claim in support of "Flat Earth" models is that a cannonball fired precisely vertically drops back upon the cannon, even back down the muzzle. One such claim appears here http://www....
Tom Goodfellow's user avatar
14 votes
2 answers
1k views

More stars visible from the Australian outback than anywhere else on earth?

An ad for Vodafone in Cairns airport, Australia, presents as a fact "worth ringing home about" that you can see more stars from the Australian outback than anywhere else on earth. While the ...
Golden Cuy's user avatar
13 votes
3 answers
2k views

Did NASA's STEREO spacecraft capture an image of a cloaked UFO near Mercury?

Apparently on Dec. 1st a video camera on board a NASA satelite captured a "UFO" during a solar flare, near Mercury (skip ahead to 33 seconds for the relevant footage). Is it an alien spaceship? The ...
Alex's user avatar
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13 votes
1 answer
9k views

Can Polaris be seen from the Australian tropics?

According to The Flat-Earth Conspiracy By Eric Dubay , Polaris can be seen, up to approximately 23.5 degrees South latitude. That latitude is the Tropic of Capricorn which crosses through (the ...
Salim Djerbouh's user avatar
13 votes
1 answer
6k views

Does NASA use whale oil in the Hubble Telescope?

The History Channel documentary America, the Story of Us states that NASA uses whale oil in the Hubble Space Telescope. Is there any solid evidence to confirm or dispute this claim?
rootmeanclaire's user avatar
12 votes
2 answers
5k views

More stars than grains of sand?

This article http://news.bbc.co.uk/2/hi/science/nature/3085885.stm claims: Astronomers in Australia say there are 10 times more stars in the visible Universe than all the grains of sand on the ...
Amelio Vazquez-Reina's user avatar
12 votes
1 answer
5k views

Did the Mayans believe the Earth was flat?

Many places (e.g., here) state that the Mayans thought the Earth was flat. At the same time, Mayan astronomical knowledge is impressive. They made accurate computations of the length of a solar year ...
Polk's user avatar
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11 votes
5 answers
15k views

Did all iron on Earth come from outer space?

According to the video 9 Shocking Facts from the Quran! Iron is not natural to the Earth. It did not form on the Earth but came down to Earth from outer space. This may sound strange but it is true....
ThermalRaindrops62's user avatar
11 votes
1 answer
3k views

Is the pale blue dot Earth?

Is the pale blue dot Earth in the image taken by Voyager? What I'm wondering is, why is there no other thing visible in the frame(like sun, other planets etc.,). How is the camera able to capture only ...
user2434's user avatar
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11 votes
2 answers
1k views

Did the Dogon tribes discover "Trans-Pluto"?

The performance artist Marina Abramović has said the following in a forum at the New York Public Library: In Africa you have Dogon tribes who worship Trans-Pluto, which is you know a small ...
denten's user avatar
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11 votes
2 answers
4k views

Did the Indian Mathematician Aryabhata state that the earth was round and calculate diameter of earth

Aryabhata was a genius mathematician, no doubt. But there is also the books about astronomy supposedly written by him. It is believed by Indians that he stated that earth was round. He belonged to 476 ...
kuwami's user avatar
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11 votes
2 answers
1k views

Was the 2017 solar eclipse the most-observed in history?

Several news sources, such as The Patriot-News in Harrisburg, Pennsylvania, have claimed that the total solar eclipse on August 21, 2017 is the "most-observed in history". It was the most-observed ...
Thunderforge's user avatar
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11 votes
1 answer
844 views

Would we see a doomsday asteroid beforehand?

Forbes : We Probably Wouldn't Even See A Doomsday Asteroid Until It Was Too Late [...] So how much warning will we really have if an asteroid is about to hit Earth? The answer is pretty grim. ...
Christian's user avatar
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11 votes
1 answer
15k views

Did Saudi Grand Mufti Abdul Aziz claim the earth is flat?

According to various social media posts (eg one and two and google search shows many results with the meme), Ibn Baz said the following in 1993: Transcript: "The earth is flat. Whoever claims it ...
Sakib Arifin's user avatar
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11 votes
1 answer
984 views

Do ancient Hindu texts predict the future expansion of the Sun?

This article on the Lovearth Network by Linda Johnsen, points out the correspondences between sacred Hindu texts and modern science. One particular section captured my interest greatly (emphasis mine)...
Anish Ramaswamy's user avatar
11 votes
2 answers
3k views

Do solar storms affect human behaviour?

The other day, I found the following claim that solar flares cause a great increase in human agressiveness: Chizhevsky found after intense research that the rise and fall of solar activity—...
Casebash's user avatar
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11 votes
2 answers
1k views

Does the 'super-moon' have a measurable effect on probability and magnitude of earthquakes?

On the 14th of November 2016, the moon is both full, and is on its closest approach to Earth, causing its largest appearance size until 2033. Citation This large appearance gives it the 'super-moon' ...
geoff's user avatar
  • 111
10 votes
2 answers
1k views

Did Stephen Hawking say that blackholes don't exist?

According to this article and this one, the theory about black holes is all false. A while ago, Indian astrophysicist Abhas Mitra studied and discovered that black holes are not what they were ...
TheChetan's user avatar
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10 votes
1 answer
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Do solar eclipses cause harm to pregnant women?

There are so many articles in the internet that say going out during a solar eclipse causes harm to pregnant women. Is this claim true? Why did this myth come in the first place? This is from a BBC ...
Vinoth Kumar C M's user avatar
9 votes
1 answer
3k views

Are there pine trees on Mars?

There's a UFO site which claims that the below image is captured by the Mars Global Surveyor and is of what looks like pine or other similar type of trees. I think this image is important because ...
John Lyon's user avatar
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9 votes
1 answer
794 views

Did an asteroid impact in 2000 cause widespread power outages in Yukon, Canada?

A number of sources on the Internet claim that an asteroid impact in 2000 caused widespread power outages in Yukon, Canada. For example, according to the German-language Wikipedia page for the small ...
Thorondor's user avatar
  • 527
8 votes
5 answers
6k views

Is it possible to get to the power needed to thrust a rocket so that it can escape from earth?

Note: Any velocity mentioned in this question is the velocity relative to the earth. Warning: Base your answers on formal proof and facts, moon images aren't really science... According to this book ...
Tamara Wijsman's user avatar
8 votes
2 answers
2k views

Do recent images from the JWST pose a major crisis for Big Bang cosmology?

In some recent publications, plasma physicist and alternative cosmology advocate Eric Lerner has made the claim that recent JWST images disprove the conventional ΛCDM model of cosmological inflation, ...
MadScientist's user avatar
8 votes
3 answers
2k views

Is the chance of dying from a car accident less than dying from an astronomical event?

On page 62 of David Deutsch's excellent The Beginning of Infinity he writes: a typical child born in the United States today is more likely to die as a result of an astronomical event than a car ...
orome's user avatar
  • 563
8 votes
2 answers
2k views

Does a lack of radiation shadows disprove the Big Bang Theory?

This article from Creation Magazine argues that: If the big bang were true, the light from the fireball should cast shadows in the foreground of all galaxy clusters. It uses some 2006 findings ...
Lucian09474's user avatar
8 votes
1 answer
308 views

Does low solar activity cause cold weather?

I'm in Ireland where a few papers have recently parrotted an independent body's assertion that we're heading for low solar activity and, accordingly, a very cold winter. The statement has been ...
puppybeard's user avatar
7 votes
0 answers
305 views

Was Kepler's sci-fi book "Somnium" used as evidence in his mother's witchcraft trial?

Widely considered the first sci-fi book, Somnium was written by astronomer Johannes Kepler around 1608 and was only published in 1634, after his death. I first heard the claim that the book was used ...
Laurel's user avatar
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