Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

Lineups of planets have often attracted attention for their supposed effects on human affairs—and for several days in early January, five solar system bodies are arranged in a n ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

The BepiColombo mission has been on its way to Mercury since 2018 and will finally start orbiting the planet and taking X-ray ...

A bevy of supermoons, a dramatic total solar eclipse and a "blood moon" total lunar eclipse are some of the highlights of the ...

The James Webb Space Telescope detected an atmosphere on a lava-covered exoplanet, evidence that small planets close to stars ...

Bright full moons, dazzling meteor shower displays and remarkable total eclipses will give stargazers plenty of reasons to look to the sky in 2026. The new year kicks off with the full wolf moon on ...

The Japan Aerospace Exploration Agency will be launching the Martian Moons eXploration mission next year, which should ...

According to Live Science, the surface of Venus has a high albedo, reflecting about 76% of the sunlight that reaches it, ...

In 2026, there will be journeys to the moon and Mars, new visions of the cosmos and a solar eclipse that might be worth ...

The moon and sun share top billing in 2026. Kicking off the year's cosmic wonders is the moon, drawing the first astronauts ...