Much of the carbon in space is believed to exist in the form of large molecules called polycyclic aromatic hydrocarbons (PAHs). Since the 1980s, circumstantial evidence has indicated that these molecules are abundant in space, ...
Astronomy
Mar 18, 2021
13
1072
Are we alone in the universe?
Astronomy
Sep 11, 2020
34
1026
Earth. A new study shows other stars could have as many as seven Earth-like planets in the absence of a gas giant like Jupiter.
Astronomy
Jul 31, 2020
12
2219
I've said many times in the past that the Earth is the best planet in the universe. No matter where we go, we'll never find a planet that's a better home to Earth life than Earth. Of course, that's because we, and all other ...
Astronomy
Sep 25, 2019
2
956
New research from Royal Holloway, has found water and organic matter on the surface of an asteroid sample returned from the inner Solar System. This is the first time that organic materials, which could have provided chemical ...
Space Exploration
Mar 4, 2021
0
15806
A research team using the ChemCam instrument onboard NASA's Curiosity rover discovered higher-than-usual amounts of manganese in lakebed rocks within Gale Crater on Mars, which indicates that the sediments were formed in ...
Astrobiology
May 1, 2024
0
4682
Could it be that human existence depends on gravitational waves? Some key elements in our biological makeup may come from astrophysical events that occur because gravitational waves exist, a research team headed by John R. ...
In the search for life on other planets, the presence of oxygen in a planet's atmosphere is one potential sign of biological activity that might be detected by future telescopes. A new study, however, describes several scenarios ...
Astrobiology
Apr 13, 2021
2
5705
An international team of researchers has found evidence of prebiotic ethanolamine (NH2CH2CH2OH) in a molecular cloud near the center of the Milky Way galaxy. In their paper published in Proceedings of the National Academy ...
There are three ways to look for evidence of alien technological civilizations. One is to look out for deliberate attempts by them to communicate their existence, for example, through radio broadcasts. Another is to look ...
Astronomy
May 25, 2024
34
1137
