A precise mass can be determined for the companion when direct imaging is combined with radial velocity measurements. In some ...

The Hubble Space Telescope captured an image of a star and a spiral galaxy, both in the constellation Virgo. But the photo is ...

A team of researchers used the James Webb Space Telescope to uncover new details about SIMP 0136, a free-floating planet in ...

Hycean worlds, which are a possible kind of exoplanet with deep oceans surrounded by a thick envelope of hydrogen, could ...

Once its rings vanish from sight in March 2025, Saturn will look like a pale yellow sphere through most telescopes.

Two space missions reached their conclusion: one with a splashdown, the other with a quiet lunar death. And thrilling new ...

With the promise of revolutionizing our view of nearby star systems, the Extremely Large Telescope (ELT) is poised to do ...

The Extremely Large Telescope (ELT), currently under construction in northern Chile, will give us a better view of the Milky ...

The newly released Euclid images hint at the large-scale organization of galaxies in what is known as the cosmic web, ...

Euclid, launched from Florida in 2023 on a planned six-year mission, is an orbiting observatory gathering data on how the ...

An artist’s concept of the famous Wolf-Rayet 104 “pinwheel star,” previously nicknamed the “Death Star.” New research ...

For over 40 years, astronomers have been puzzled by strange X-ray signals from the Helix Nebula’s white dwarf. Now, they may ...