Gas giants are large planets mostly composed of helium and/or hydrogen. Although these planets have dense cores, they don't have hard surfaces. Jupiter and Saturn are the gas giants in our solar ...

From dazzling Jupiter high in the evening sky to elusive Mercury low at sunset, February 2026 offers one of the year's best ...

"We used to think that only very simple molecules could be created in these clouds. But we have shown that this is clearly ...

Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.

Add Yahoo as a preferred source to see more of our stories on Google. Telescopes helped researchers track the planet. Britta Pedersen/dpa A free-floating planet drifting through space is being closely ...

Mercury, Venus, Neptune, Saturn, Uranus and Jupiter will appear together shortly after sunset on Feb. 28 — but is this the "planet parade" we've been waiting for?

Scientists have recently focused their telescopes on a mysterious planet drifting through space, a discovery that has captured the imagination of astronomers worldwide. This Jupiter-like wanderer, ...

This weekend, six planets are set to share the sky in a rare “planet parade,” giving stargazers a short but magical window to ...

The planets have been nicknamed Earth's seven sisters. — -- An international team of astronomers has discovered seven potentially habitable exoplanets — or planets outside our solar system — that ...

Stargazers can see six planets all in one evening during the second month of the year, especially Mercury, which is usually ...

Scientists are observing an Earth-like exoplanet that may contain water using NASA's James Webb Space Telescope, the space agency said in a news release. The exoplanet, known as TRAPPIST-1 e, orbits ...

SIGNS of an alien planet that’s about the same size as Earth have been picked by up a Nasa telescope. Scientists say it might ...