Starting up again Saturday, a sweeping view of our solar system will glow in the night sky. The planetary alignment, or a ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.

In the depth of winter, a sweeping view of our solar system will glow in the night sky. In total, six planets will be visible ...

Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

An extraordinary astronomical phenomenon will illuminate the sky as stargazers are urged to look up to catch a glimpse of the ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Astronomers have made a groundbreaking discovery in the WASP-132 system, finding two new planets that defy previous ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

Baker said that there are other astronomical events that may be more interesting than the parade of planets. Baker said Mars ...

Scientists studying samples that NASA collected from the asteroid Bennu found a wide assortment of organic molecules that ...

Long ago, a planetary object eight times the mass of Jupiter may have once visited the solar system and altered […] The post ...

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