Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

Hubble Space Telescope imagery created an HD look at the gas giant planet Jupiter. Credit: NASA Goddard Space Flight Center ...

Gaia-4b, a giant exoplanet orbiting a small star, is the first planet confirmed using Gaia’s astrometric technique.

On the world's first Asteroid Day, Nina Burleigh discovers that Nasa has already commissioned a team of 'planetary defenders' ...

Jupiter’s famous clouds aren’t ammonia ice but a murky mix of chemicals, sitting lower in the atmosphere than expected. For years, astronomers believed that Jupiter’s upper clouds — responsible for it ...

NASA has worked on its own first contact protocols, conducting a 2024 workshop event about how best to communicate the ...

Asteroids were responsible for extinction events hundreds of millions of years ago on Earth, providing no shortage of ...

Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

SkywatchingScienceSkywatchingThe Next Full Moon is the Snow… Skywatching HomeWhat's UpEclipsesExplore the Night SkyNight Sky ...

Puny Pluto demonstrates that tiny planetary specks have astonishing secrets. “The real lesson ... including Jupiter’s Europa ...

NASA's Juno Probe captured a cloud formation on Jupiter resembling a dolphin, seen by Brian Swift and Sean Doran. This ...

NASA has discovered an asteroid 30 million miles away from Earth that the agency says has an increasing chance to strike our planet by December ... but this is a real possibility that NASA ...