A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

A new planetary system is forming around the young star HOPS-315. Scientists observed the earliest stages of planet formation around another star. The process involves the cooling and solidifying of ...

The asteroid belt may seem permanent, but it is far from static. Its slow decline reveals a more violent past when more ...

The JWST has studied the chemical composition of a moon-forming disk circling a giant planet 625 light-years away.

The NASA/ESA/CSA James Webb Space Telescope has provided the first direct measurements of the chemical and physical ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...