The Roman Space Telescope's next generation coronagraph instrument will help deliver amazing views of exoplanets. Learn how ...

Jupiter's radius is now estimated to be about 5 miles smaller than previously thought, while the distance from pole to pole is about 15 miles less.

The James Webb Space Telescope has already transformed our understanding of the universe. It observed galaxies forming far ...

A plan to build a light-polluting green hydrogen plant near one of the world's most important astronomical observatories has ...

One such mystery, described in a recent paper in The Astrophysical Journal Letters, concerns circumbinary exoplanets—or rather, the shortage thereof—in the now 6,000+ exoplanets confirmed to date.

Why is it so rare to find exoplanets orbiting two stars, also called circumbinary planets (CBPs)? This is what a recent study published in The Astrophysica | Space ...

A train called Snowpiercer loops the planet after a global disaster, as an onboard mystery keeps the plot of this TV show rolling, says Emily Wilson Hot Jupiters, a class of large gas giant exoplanets ...

NASA has announced the discovery of an Earth-like planet orbiting a Sun-like star that shares several other similarities with ...

A newly identified Earth-sized exoplanet with a year-long orbit may lie near its star’s habitable zone, but extreme cold could limit its chances of hosting liquid water.

In theory, hundreds of circumbinary planets should have been detected by missions such as NASA’s Kepler and TESS space ...

General relativity doesn’t just bend light, it can influence planetary orbits enough to wipe out entire systems.

An exoplanet called HD 137010 b might be the closest thing astronomers have ever seen to “Earth 2.0.” The trouble is that it’s only been seen once—and may never be glimpsed again ...