How do tidal forces shape a planet's orbital evolution, especially for those in the habitable zone? A recently submitted ...

These linkups happen when several planets appear to line up in the night sky at once. Such parades are fairly common, ...

Mark your calendar so you can catch Mercury, Venus, Jupiter, Saturn, Neptune and Uranus in the sky at the same time.

A planetary parade of six planets is visible in the morning sky through August 20, with Mercury joining Venus, Jupiter, ...

But it’s not just looks. Rocky composition, general size, orbital behaviors—a lot of those qualities can be the same on both ...

While most of the planets will be visible to the naked eye, others will require special equipment to be spotted.

Six planets will be visible in our skies for the next few days in the last “planetary parade” of 2025. Jupiter, Mercury, ...

This rare planetary alignment will be visible from August 10 but will be best viewed later in the month. Here’s everything ...

Beyond the familiar planets lies a fascinating frontier filled with icy worlds, mysterious orbits, and cosmic curiosities.

Alongside the planets will be the August 2025 full moon, called the sturgeon moon, which is expected to reach peak illumination on Saturday, Aug. 9, at 3:55 a.m. Eastern. To view the planets, it's ...

Chemosynthetic life communities in the Northwest Pacific could offer glimpse of what life might look like on other planets ...