Six planets – Venus, Mars, Jupiter, Saturn, Uranus and Neptune – are currently visible in the night sky. During just one night in late February, they will be joined by Mercury, a rare seven ...

On January 21, six planets—Venus, Mars, Jupiter, Saturn, Uranus, and Neptune—will be visible simultaneously in the sky, and their alignment will be easily visible from almost all parts of the ...

One of the most common types of exoplanets falls in a size range between Earth and Neptune. Astronomers have debated whether these planets are Earth-like rocky planets with thick hydrogen-rich ...

Each tiny dip hinted that one of the star’s planets was crossing its face. Data from both TESS and the European Space Agency’s CHaracterizing ExOPlanet Satellite (Cheops) revealed something rare: a ...

Venus, Mars, Jupiter and Saturn may offer dazzling views this month, but they're not the only planets in the night sky. They're just the most visible, Dyches said. "Uranus and Neptune are there ...

A telescope is needed to see Uranus and Neptune. Planets always appear along a line in the sky so the "alignment" isn't special, a NASA spokesperson pointed out. What's less common, however ...

Astronomers using NASA’s Hubble Space Telescope watched a mysterious dark vortex on Neptune abruptly steer away from a likely death on the giant blue planet. The storm, which is wider than the ...