You need to watch the biggest meteor shower of the spring
The Lyrid meteor shower kicks off the sky watching season.
NASA's Pluto mission just hit a major milestone
New Horizons is going where few spacecraft have gone before.
What if our search for aliens goes horribly wrong? Astronomers weigh in
Does Venus have alien biosignatures? Why the biggest debate in astronomy burns so hot
Pink Moon: You need to see the first supermoon of 2021
April’s full Moon is one of two supermoons of the year.
The crushed cores of dead stars hold clues to mysterious radio signals
NASA's NICER telescope detected giant radio pulses from the Crab Nebula and found more powerful energy signals than ever anticipated.
How did Mars lose its water? It may be multiple choice
Ingenuity: What if the Mars helicopter wimps out or crashes?
This tiny helicopter is a big test of the future.
Asteroid Bennu close encounter could help NASA predict a future apocalypse
The craft will leave Bennu in May, but on Wednesday it had one last close encounter with Bennu.
See how the Mars Perseverance rover stacks up against sci-fi robots
Perseverance is getting ready to hunt for ancient aliens on Mars
Watch the Mars helicopter unpack its tiny legs like a baby calf being born
It's time for the helicopter to make it on its own.