exoplanets
Mini-Neptunes can Lose gas and Turn Into Super-Earths
Can one type of planet become another? Can a mini-Neptune lose its atmosphere and become a super-Earth? Astronomers have found…
Planet Found in the Habitable Zone of a White Dwarf
Most stars will end their lives as white dwarfs. White dwarfs are the remnant cores of once-luminous stars like our…
Astronomers see Dead Planets Crashing Into Dead Stars
Some planets end by colliding with the remnant of their once shining star.
A THIRD Planet Found Orbiting Nearby Proxima Centauri
Astronomers have confirmed the presence of a THIRD exoplanet in the neighboring Proxima Centauri system!
Astronomers Measure the Layers of an Exoplanet's Atmosphere
The number of planets discovered beyond our Solar System has grown exponentially in the past twenty years, with 4,919 confirmed…
5,000 Exoplanets!
Before NASA's TESS (Transiting Exoplanet Survey Satellite) mission launched in 2018, astronomers tried to understand what it would find in…
ESA’s ARIEL Mission Will Study the Atmospheres of More Than 1,000 Exoplanets
We found our first exoplanets orbiting a pulsar in 1992. Since then, we've discovered many thousands more. Those were the…
These Newly-Discovered Planets are Doomed
Astronomers have spied three more exoplanets. But the discovery might not last long. Each planet is in a separate solar…
Exoplanet Found With a Highly Eccentric Orbit
Observations made by an international team of researchers has found a mini-Neptune with the most eccentric orbit of any planet…
Would Mars be More Habitable if it Orbited a Red Dwarf?
A NASA-supported study by an international multi-disciplinary team has shown what Mars would be like if it orbited a red…