At hundreds of millions of kilometers from Earth, an interstellar comet has made an engineering-grade diagnostic: a measurable X-ray glow that traces the exact boundary where the Sun’s particle stream ...
NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...
NASA data reveals a dramatic blue glow from the ancient interstellar comet 3I/ATLAS. Discover why this 8-billion-year-old ...