"The extent of the tail is gargantuan, stretching up to 9 million kilometers [5.6 million miles] long," said MIT astronomer Marc Hon.

When a planet's orbit brings it between Earth and a distant star, it's more than just a cosmic game of hide and seek. It's an ...

Astronomers have spotted a small rocky planet that orbits perilously close to its host star disintegrating as its surface is ...

The astronomers spotted the planet using NASA's Transiting Exoplanet Survey Satellite (TESS), an MIT-led mission that ...

We were doing the typical planet vetting, and I happened to spot this signal that appeared very unusual.” An orbiting ...

This is the first time we have strong evidence for one of these 'polar planets' orbiting a ... Apr. 16, 2025 — Researchers have helped overturn the popular theory that water on Earth originated ...

Imagine setting out for a springtime stroll. Not here on Earth but on some distant planet — call it Novathis-458b — orbiting ...

Astronomers have discovered a rare planet orbiting at a 90-degree angle around two brown dwarfs—marking the first evidence of ...

Imagine standing on the surface of Earth, feeling the wind on your face and watching clouds drift across the sky. Have you ...

Scientists announce detection of compounds on an extrasolar planet that on Earth only produce living organisms, but other ...

Astronomers have discovered the weirdest planetary system ever seen, consisting of a planet rolling around rare binary ...

The James Webb Space Telescope has performed 'post-mortem' of a cosmic scene after a planet was swallowed by the star it was ...