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

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

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

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

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

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

The waning Moon passes Jupiter, Venus, and Mercury before dawn, while Titan’s shadow transits Saturn in the sky this week.

NASA’s James Webb Space Telescope finds TRAPPIST-1 d lacks an Earth-like atmosphere, narrowing the search for habitable planets.

It'll be an active sky over several days in August 2025, with planets visible, meteor showers and nebulas popping up. Here's ...

In a few days, Jupiter and Venus will be VERY close to one another over several days. This is known as a planetary ...

Wondering what planets are visible right now? Jupiter and Venus are meeting up in the sky, at least from our vantage point.

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