NASA already flies two famous space telescopes, Hubble and James Webb. A third is almost ready: the Nancy Grace Roman Space ...

PARIS, France — An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar System and is unlike anything ever before seen in our cosmic backyard, ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. NASA shared some new infrared images of the 3I/ATLAS interstellar comet ...

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The New Horizons spacecraft sends back its sensational snapshots of Jupiter, and its volcanic moon Io, before the mission's close encounter with Pluto (Photo by: Photo12/Universal Images Group via ...

A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s not from around here. Believed to be a comet, the object is only the third celestial ...

For obvious reasons, the Sun’s influence weakens as you get closer to the edge of the solar system. But things might be a lot ...

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be confused for Mars. The alluvial basin is full of tan and gray regolith, hued ...

Interstellar comet 3I/ATLAS has spent the last several months on a tour of our solar system. NASA spacecraft and telescopes have snapped photos of this celestial visitor over the course of its journey ...

Suggested Citation: "1 Introduction." National Academies of Sciences, Engineering, and Medicine. 2025. Proposed Science Themes for NASA's Fifth New Frontiers Mission. Washington, DC: The National ...

This week marks 48 years since the Sept. 5, 1977, launch of NASA's Voyager 1 spacecraft from Cape Canaveral, Florida, to study Jupiter and Saturn up close. Nearly a half-century later, Voyager 1 and ...