In the early solar system, a "protoplanetary disk" of dust and gas rotated around the sun and eventually coalesced into the planets we know today.
Astronomy
Oct 15, 2021
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5825
Astronomers have discovered the very first confirmed planetary system that resembles the expected fate of our solar system, when the Sun reaches the end of its life in about five billion years.
Astronomy
Oct 13, 2021
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10852
The cosmic origin of carbon, a fundamental building block of life, is still uncertain. Massive stars play an important role in the synthesis of all heavy elements, from carbon and oxygen to iron and so on. But even though ...
Astronomy
Oct 13, 2021
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204
UNLV researchers and colleagues may have identified the first known planet to orbit three stars.
Astronomy
Oct 2, 2021
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Can life spread throughout a galaxy like the Milky Way without technological intervention? That question is largely unanswered. A new study is taking a swing at that question by using a simulated galaxy that's similar to ...
Astrobiology
Sep 27, 2021
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55
Astronomers from the Ohio State University (OSU) and elsewhere report the discovery of a new peculiar binary as part of the All-Sky Automated Survey for SuperNovae (ASAS-SN). The newfound system, which received designation ...
Finding an exact copy of the Earth somewhere in the universe sounds like a far-fetched notion, but scientists believe that because Earth happened in our solar system, something similar is bound to exist someplace else. University ...
Astronomy
Sep 9, 2021
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180
In 2019, astronomers spotted something incredible in our backyard: a rogue comet from another star system. Named Borisov, the icy snowball traveled 110,000 miles per hour and marked the first and only interstellar comet ever ...
Astronomy
Aug 23, 2021
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1865
An unprecedented collection of pulsating giant red stars has been identified by astronomers at the University of Hawaiʻi Institute for Astronomy (IfA). Using observations from NASA's Transiting Exoplanet Survey Satellite ...
Astronomy
Aug 5, 2021
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713
Superflares, extreme radiation bursts from stars, have been suspected of causing lasting damage to the atmospheres and thus habitability of exoplanets. A newly published study found evidence that they only pose a limited ...
Astronomy
Aug 5, 2021
0
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