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Category: Space
The Day Skylab Crashed to Earth: Facts About the First U.S. Space Station’s Re-Entry
On the anniversary of Skylab’s plunge to Earth on July 11, 1979, discover how the world celebrated, feared and commercialized the spectacular event.
Where Does the Moon Come From?
As new research casts doubt on a leading theory about how the moon came into being, explore various lunar formation models.
A Perfect Solar Superstorm: The 1859 Carrington Event
The solar storm that hit Earth last Thursday delivered only a glancing blow, but in 1859 the planet wasn’t so lucky.
7 Things You May Not Know About John Glenn and Friendship 7
On the 50th anniversary of this historic space flight, here are some facts you might not know about the first American to orbit the Earth.
45 Years Ago: Apollo 1 Mission Ends in Disaster
Find out about the Apollo 1 disaster and how the American space program rebounded from the tragedy to put a human on the moon.
40 Years Ago: Mars Exploration Milestone Reached
On November 14, 1971, NASA’s Mariner 9 reached Mars, becoming the first spacecraft to orbit another planet.
Was Expanding Universe Discoverer Too Humble for Hubble?
Edwin Hubble didn’t censor proof that Georges Lemaître beat him to an astronomical breakthrough, evidence suggests.
Astronomers Solve Puzzle of First Supernova on Record
NASA telescopes have shed light on how the traces of an exploded star traveled faster and further than expected.
Beyond Green Cheese: Myths and Theories About the Moon
As NASA’s GRAIL satellites embark on their lunar mission, explore some of the theories earthlings have entertained about the moon throughout history.
Slideshow: When Artifacts Become Astronauts
From Amelia Earhart’s scarf to part of a 16th-century warship, explore historic items that hitched a ride into the final frontier on the space shuttle.
Video: Space Shuttle Milestones
As the countdown to the final space shuttle launch begins, explore some of the program’s most unforgettable moments.
Slideshow: Orbit-Clogging Space Junk
Astronauts evacuated the International Space Station on Tuesday during a close encounter with space debris, part of the swirl of trash circling the planet.
Summer Solstice Traditions
The summer solstice, which falls on June 21 in the northern hemisphere this year, was a day of great significance for many past civilizations.
