A team of astronomers and astrophysicists affiliated with several institutions in China, working with one colleague from Centro Ricerche Enrico Fermi, in Italy, and another from the University of Utah, in the U.S., has found ...
As we began to discover hundreds, then thousands of exoplanets, we found that there were two types of worlds unlike anything in our solar system. The first are super-Earths. These worlds straddle the line between large rocky ...
Planetary Sciences
Oct 5, 2023
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5
Scientists from the Institute of Laser Physics of the Siberian Branch of the Russian Foundation for Basic Research have modeled the atmosphere of the well-known "hot Jupiter" HD 189733b and have learned what hindered a stable ...
Planetary Sciences
Sep 8, 2023
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16
Astronomers from the University of Chicago and elsewhere report the detection of an outflowing helium from the atmosphere of a nearby mini-Neptune exoplanet known as TOI-2134 b. The finding was detailed in a research paper ...
The search for exoplanets—planets that orbit stars located beyond the borders of our solar system—is a hot topic in astrophysics. Of the various types of exoplanets, one is hot in the literal sense: hot Jupiters, a class ...
Astronomy
Aug 14, 2023
0
161
With the help of the CHEOPS space telescope an international team of European astronomers managed to clearly identify the existence of four new exoplanets. The four mini-Neptunes are smaller and cooler, and more difficult ...
Astronomy
Jun 8, 2023
0
141
A team of astronomers has used observations from the Hobby-Eberly Telescope (HET) at The University of Texas at Austin's McDonald Observatory to discover some of the longest tails of gas yet observed escaping a planet.
Astronomy
Jun 7, 2023
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243
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
0
101
In the past 30 years, more than 5,000 planets have been discovered outside our solar system. One common exoplanet is the lava world, a hot super-Earth with oceans of liquid lava. Mantas Zilinskas developed models to simulate ...
Astronomy
May 23, 2023
0
24
For the first time, scientists have caught a star in the act of swallowing a planet—not just a nibble or bite, but one big gulp.
Astronomy
May 6, 2023
4
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