ASTRONOMY

On April 24, 1990, the Hubble Telescope hitched a ride aboard the space shuttle Discovery and began its ascent into low-earth orbit, where it has remained ever since.

When a presidential candidate says adults in America are suffering from a "fun deficit," you know it's time to take the issue seriously. The following 20 camps are alternative ways to spend your allotted vacation time.

Eclipses are a pretty amazing sight from our tiny little vantage points on Earth. But what would a lunar eclipse look like from the moon's surface? And what about that strange phenomenon we call a blood moon?

There are so many ways a reboot of Cosmos could have gone wrong.

There are two questions that have haunted wannabe astronomers for decades: “Why is our galaxy called the Milky Way?” and “Does it have anything to do with the delicious candy bar?”

In late 1908, the scientific community in St. Petersburg and Moscow was galvanized by vague reports filtering out of Siberia, telling of a gigantic, mysterious explosion that summer witnessed only by a handful of native Evenki tribesmen and Russian settle

P4 and P5 need new names. How does Cerberus sound? Or Styx?

This image shows NASA's Voyager 1 spacecraft exploring a new region in our solar system called the "magnetic highway." Image credit: NASA/JPL-Caltech When NASA launched its Voyager 1 and 2 spacecraft 33 years ago, the probes' primary mission was to expl

Have you ever seen the moon floating above the horizon of your city, and noticed that it looked oddly huge? I sure have. In fact, I've seen the effect in lots of popular media, including that one iconic shot from E.T. and other "supermoon" photos. But

Photo Courtesy of NASA/JPL-Caltech/Malin Space Science Systems On October 31, the Mars Curiosity Rover indulged in a tradition honored by party people everywhere: the self-snapped photo, which the rover took in Gale Crater (Mount Sharp, Curiosity's event