Each year, Earth reaches its closest point to the sun in early January, a moment called perihelion. In 2026, this occurred on ...
NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...
NOAA confirmed an X-class solar flare originating from Active Region 4341 on the Sun on Sunday, Jan. 18.
(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 ...