Our moon once had an atmosphere, and it may help us live there some day.
Lunar Reconnaissance Orbiter Hit By Meteoroid
The Lunar Reconnaissance Orbiter was hit by a meteoroid in 2014, and lived to tell the tale.
Many Moons
Our Moon is unusually large for a small planet like Earth. Did it form from a single impact with a Mars-sized body, or did it form over time from multiple impacts?
Bang On
New evidence suggests Earth may have been formed from two worlds.
Casting Radio Shadows To Map The Moon And Venus
Sometimes astronomical light is reflected from natural sources or emitted by the objects themselves, but sometimes we actively shine light on an object to get an image.
Wish You Were Here
What’s striking about these images is how they have the feel of old vacation photographs. The kind you might find in your parent’s shoebox, or you might remember from your own trips.
Once In A Blue Moon
You might have heard that tonight’s full moon is a blue moon, since it is the second full moon in the same month. While this is the most common definition for “blue moon,” it is not the only definition, nor even the oldest.
Hit Me With Your Best Shot
New research further supports the theory that the Moon was formed when Earth was struck by a Mars-sized body.
Shifting Moon
Did the axis of the Moon shift in the past? A map of ice on the lunar surface suggests that it did.