Two decades ago, the International Astronomical Union—which defines and names celestial bodies—redefined the criteria for ...

The head of NASA says maybe Pluto is a planet after all. He is wrong because Pluto is part of the rest of the solar system ...

Citizen scientists working with NASA have helped identify more than 3,000 brown dwarfs—dim, elusive objects that sit between ...

A new paper from NASA's Backyard Worlds: Planet 9 project announces that volunteers have essentially doubled the number of ...

Exoplanet science and the search for life beyond Earth continue to advance at break-neck speeds, with the number of confirmed exoplanets by NASA rapidly approaching 6,300, with 223 of those exoplanets ...

Nasa's citizen science project has used 2,00,000 citizen scientists to discover over 3,000 new failed stars, doubling the known total in the universe.

For four years, NASA’s planet-hunting telescope photographed the light of 2.2 million stars. The data sat in public archives, ...

Astronomers have detected the chemical fingerprint of a frozen, water-rich planetary fragment being devoured by a white dwarf star, offering the clearest evidence yet that icy, life-delivering objects ...

MIT astronomers using the James Webb Space Telescope have discovered that a rare "planetary odd couple", a hot Jupiter and a ...

On Tuesday, responding to a question during a testimony to a US Senate committee, NASA administrator Jared Isaacman said he ...