A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

A rare celestial event is captivating stargazers as six planets align in a striking display, says Professor Chandana ...

The organic material found in a few areas on the surface of dwarf planet Ceres is probably of exogenic origin. Impacting ...

Kepler was one of the most successful exoplanet-hunting missions so far. It discovered 2,600 confirmed exoplanets—almost half ...

In this episode, Dave Eicher invites you to go out and spot the many planets currently in our night sky. You’ll see four of the five planets visible without optical aid. Venus and Saturn are in the ...

A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.

Stargazers can witness a rare 'planet parade' in January and February 2024, where six planets align prominently in the night ...

While the planets are technically always "aligned" along the same plane in our sky, seeing so many at once is a special ...

The seven planets will not be perfectly aligned, but will appear in an arc across the sky due to their orbital plane in the Solar System.

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.