It can be tempting to think of the stars that light up the sky each night as timeless. Astronomy professor John Thorstensen knows better. He has spent the last four decades studying cataclysmic binary stars, a pair of stars ...
Astronomy
Sep 6, 2023
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68
A pair of astrophysicists, one with Kindai University, the other the National Astronomical Observatory of Japan, both in Japan, have found possible evidence of an Earth-like planet residing in the Kuiper Belt. In their paper ...
The European Space Agency's Gaia Observatory has been operating steadily at the Earth-sun L2 Lagrange Point for almost a decade. As an astrometry mission, Gaia aims to gather data on the positions, proper motion, and velocity ...
Astronomy
Aug 3, 2023
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1
At one time, astronomers believed that the planets formed in their current orbits, which remained stable over time. But more recent observations, theory, and calculations have shown that planetary systems are subject to shake-ups ...
Astrobiology
Jul 31, 2023
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14
Life around an ill-tempered red dwarf star is no fun for accompanying newborn planets. Call it a baptism of fire. Entangled magnetic fields cause a red dwarf to spit out "super-flares" that are 100 to 1,000 times more powerful ...
Astronomy
Jul 27, 2023
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165
New research by scientists from NASA and Japan's Osaka University suggests that rogue planets—worlds that drift through space untethered to a star—far outnumber planets that orbit stars. The results imply that NASA's ...
Space Exploration
Jul 19, 2023
1
324
In 2015, Russian-Israeli billionaire Yuri Milner and his non-profit organization, Breakthrough Initiatives, launched the largest Search for Extraterrestrial Intelligence (SETI) project. Known as Breakthrough Listen, this ...
Astronomy
Jul 10, 2023
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8
Research led by an Indiana University astronomer challenges longstanding beliefs about the isolation of "hot Jupiters" and proposes a new mechanism for understanding the exoplanets' evolution.
Astronomy
Jun 7, 2023
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101
Astronomers have revealed that the smallest and most common kinds of stars in the universe, called red dwarfs, very rarely host big, Jupiter-like planets. This absence of Jupiter analogs could have major impacts on the development ...
Planetary Sciences
Jun 1, 2023
0
367
The Breakthrough Listen Investigation for Periodic Spectral Signals (BLIPSS), led by Akshay Suresh, Cornell doctoral candidate in astronomy, is pioneering a search for periodic signals emanating from the core of our galaxy, ...
Astronomy
May 30, 2023
1
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