An international team of astronomers reports the detection of two new Saturn-mass exoplanets as part of the CARMENES radial velocity survey. The newly found alien worlds, designated TYC 2187-512-1 b and TZ Ari b, orbit nearby ...
The first worlds beyond our solar system were discovered three decades ago. Since then, close to 5,000 exoplanets have been confirmed in our galaxy. Astronomers have detected another 5,000 planetary candidates—objects that ...
Astronomy
Mar 15, 2022
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The moment that debris from destroyed planets impacts the surface of a white dwarf star has been observed for the first time by astronomers at the University of Warwick.
Astronomy
Feb 9, 2022
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844
Astronomers from Italy and Spain have observed a binary system known as HD 189733, using ESA's XMM-Newton satellite. Results of the observational campaign, published January 28 on arXiv.org, deliver essential information ...
Astronomers at the University of Hawaiʻi Institute for Astronomy (IfA) are part of a team that recently discovered three planets orbiting dangerously close to stars nearing the ends of their lives.
Astronomy
Jan 13, 2022
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243
Astronomers have reported a second, super-sized moon orbiting a Jupiter-sized planet beyond our solar system. If confirmed, the sighting could mean that exomoons are as common in the universe as exoplanets, and that big or ...
Astronomy
Jan 13, 2022
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735
Astronomers from the Pennsylvania State University (Penn State) and elsewhere have detected a massive brown dwarf orbiting an M dwarf known as TOI-2119. The newly found object is nearly 70 times more massive than Jupiter ...
An international team of astronomers reports the detection of four new giant alien worlds as part of the HATSouth photometric survey. The newfound exoplanets are the size of Jupiter and received designations HATS-74Ab, HATS-75b, ...
Hot Jupiters—giant gas planets that race around their host stars in extremely tight orbits—have become a little bit less mysterious thanks to a new study combining theoretical modeling with observations by the Hubble ...
Astronomy
Oct 21, 2021
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224
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
2
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