Getting Squeezed
The planet Saturn generates a powerful magnetic field that usually encompasses Titan and its other moons. At times, though, it's…
Setting the Sky Ablaze
The hot, bright star AE Aurigae sets surrounding clouds of gas and dust ablaze. The red regions are clouds of…
Big Arm
Our solar system lies in the Local Arm, one of several spiral arms that wind around the core of the…
Bad Timing
The Soviet spacecraft Mars 2 approaches the planet in November 1971 in this view, which combines an illustration of the…
Darkening the Moon
The Moon will experience a near-total eclipse on the night of November 18 as viewed from the United States. Earth's…
Grander Canyon
Valles Marineris, a canyon system as wide as the United States, slashes across Mars in this global view from Viking…
Deadly Duo
The Cassini spacecraft snapped this portrait of Jupiter and its volcanic moon Io in 2001. Io is covered with massive…
A New Side of the Moon
Chang'e 4, the first spacecraft to land on the far side of the Moon, was photographed by the Yutu rover,…
Literary Moons
The two largest moons of Uranus, Oberon (left) and Titania, are named for characters from "A Midsummer Night's Dream." Their…
Ghoulish Star
Radiation from a dead star blasts away a small companion–a possible remnant of a planet–in this artist's concept. Astronomers have…