50 years ago, NASA sent two spacecraft to search for life on Mars. The missions’ findings are still discussed today

NASA’s Viking landers were the first spacecraft to successfully touch down on the surface of Mars. Credit: NASA/JPL-Caltech via AP Finding life beyond Earth would be a major scientific discovery…

Does the nearby exoplanet TRAPPIST-1e support life? New James Webb Space Telescope data could help us find out

Astronomers have investigated the atmosphere and potential habitability of a famous “Goldilocks zone” planet using NASA’s powerful James Webb Space Telescope (JWST). The planet in question is TRAPPIST-1e, an Earth-sized…

‘Blood Moon’ rises during total lunar eclipse

Stargazers in Johannesburg were among those getting a clear view of the Blood Moon. Stargazers enjoyed a “Blood Moon” Sunday night during a total lunar eclipse visible across Asia and…

The first stars may not have been as uniformly massive as astronomers thought

This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. For decades, astronomers have wondered what the very first stars…

Mars has a solid core, resolving a longstanding planetary mystery, according to new study

Credit: NASA Scientists have discovered that Mars has an interior structure similar to Earth’s. Results from NASA’s InSight mission suggest that the red planet has a solid inner core surrounded…

Earth-size stars and alien oceans – an astronomer explains the case for life around white dwarfs

This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. The sun will someday die. This will happen when it…

Hubble spies galaxy with much to see

This NASA/ESA Hubble Space Telescope features the galaxy NGC 7456. Credit: ESA/Hubble & NASA, D. Thilker While it may appear as just another spiral galaxy among billions in the universe,…

Asia will get a prime view of this weekend’s total lunar eclipse

The moon shines over Mexico City during a total lunar eclipse, in Mexico City, Friday, March 14, 2025. Credit: AP Photo/Marco Ugarte, File The year’s second total lunar eclipse is…

Watch the blood moon total lunar eclipse on Sept. 7 with these free livestreams (video)

Stargazers will be treated to a spectacular view on the night of Sept. 7-8, as Earth’s inner shadow sweeps across its natural satellite, triggering a “blood moon” total lunar eclipse.…

See Voyager’s 1990 ‘Solar System Family Portrait’ debut

Ed Stone, the longtime project scientist of NASA’s Voyager mission, cohosts a news conference on June 6, 1990, during which the mission revealed the “Solar System Family Portrait,” a mosaic…