Astronomy
What Are The Colors of the Planets?
When you remove all the touch-ups and filters, the planets of the Solar System look slightly different than you might…
Will Earth Survive When the Sun Becomes a Red Giant?
In billions of years, the Sun will enter its "Red Giant" phase and expand considerably. So naturally, we have to…
SpaceX Maiden Falcon Heavy Launch May Carry Satellite In November
The long-awaited Falcon Heavy from SpaceX may make its inaugural launch in November, 2016. But what will its payload be?
Messier 13 (M13) – The Great Hercules Cluster
Located in the Hercules constellation is M13, a globular cluster so large and bright that its nicknamed the "Great Hercules…
Images of Today’s Transit of Mercury From Around the World
Amazing reader images of today's transit of Mercury across the face of the Sun from around the world.
Give Mom the Aurora Tonight / Mercury Transit Update
A review of last night's spectacular aurora along with a look at tonight's space weather forecast plus a recap of…
Unveiled Webb Telescope Mirrors Mesmerize in ‘Golden’ Glory
NASA GODDARD SPACE FLIGHT CENTER, MD - It’s Mesmerizing ! That’s the overwhelming feeling expressed among the fortunate few setting…
The Constellation Auriga
In the northern skies lies the constellation Auriga, one of the 44 described by Ptolemy and one of the 88…
How Long Does it Take Mars to Orbit the Sun?
The planet Mars has a highly eccentric orbit around the Sun, and takes a little under two years for it…
How Do We Terraform Ceres?
It is possible that we could someday transform Ceres, the largest object in the Asteroid Belt, to make it friendly…