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 ...

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

Astronomers propose a new hypothetical planet, Planet Y, beyond Neptune, based on observed orbital anomalies in the Kuiper ...

Researchers suggest gas giants might gather dark matter until their cores collapse into planet-sized black holes.

Half a dozen planets - Mercury, Venus, Jupiter, Saturn, Uranus and Neptune - will put on a dazzling display in the sky on ...

Stargazers are excited as a rare planet parade is expected to happen this weekend bringing some of the main characters of our ...

Imagine a civilization so advanced that it can harness the energy of an entire galaxy, manipulate gravity, and explore ...

As missions like Kepler and TESS discovered more rocky exoplanets in recent years, scientists looked forward to the launch of ...

According to new information on SkySafari 6 Pro, a program used to predict the placement of stars and planets, Thursday, Aug.

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

Five planets are currently visible from Earth at the same time, in what’s known as a planet parade – or a planetary alignment ...