History Stories
How Our Galactic Garbage May Come Back to Haunt Us
September 19, 2017

For the past 60 years, humans have been leaving their junk in space. Read More

Third Black-Hole Merger Proves (Yet Again) That Einstein Was Right
June 2, 2017

Astronomers have detected gravitational waves for the third time in less than two years, after two black holes merged to create a single massive void weighing 49 times as much as the sun. Read More

Scientists Make Biggest Breakthrough in Quest to Find Life Beyond Earth
February 23, 2017

Scientists have discovered a new solar system, consisting of seven warm, rocky planets orbiting the dwarf star Trappist-1, just 39 light years from Earth. Read More

7 Things You May Not Know About John Glenn
December 8, 2016

Check out seven things you might not know about John Glenn, the first American to orbit the Earth. Read More

Crowdfunding Campaign Launches for Historic Space Mission
November 15, 2016

Project Blue aims to build and launch a space telescope that can find and photograph an Earth-like planet outside our solar system for the first time. Read More

A Brief History of Halley’s Comet
November 8, 2016

The famous comet named for astronomer Edmond Halley only passes by the Earth roughly once every 76 years, but it’s appearances have often played a surprising role in historical events. Read More

Vulcan: The Famous Planet that Never Existed
October 21, 2016

For several decades in the 19th century, many of the world’s top astronomers believed that a hypothetical planet called “Vulcan” existed in our solar system. Read More

Earth-Like Planet Found Orbiting Sun’s Nearest Neighbor
August 25, 2016

Astronomers have detected a planet orbiting the Sun’s nearest neighboring star that may be the closest possible home for life outside our solar system. Read More

The Rise and Fall of Planet Pluto
August 24, 2016

Look back at the controversial decision to give Pluto the pink slip and shrink the solar system from nine planets to eight. Read More

New Study Suggests Solar Storm in 1967 Nearly Caused Nuclear War
August 12, 2016

A new study reveals how a powerful solar storm nearly caused the Cold War to erupt into a nuclear struggle between the United States and the Soviet Union. Read More