Sign Up for Our Amazing Newsletter!
A daily update by email. Science news, great photos, sky alerts.
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Earth
Synchronous fireflies light up these national parks
The synchronous fireflies are back! These lightning bugs flash in harmony in the Great Smoky Mountains and other nearby parks from mid-May to mid-June.
May 20, 2026
Space
Psyche mission images of Mars flyby are here!
Psyche mission images of the Mars flyby are now here! See them here and read more about what Psyche learned as it passed the red planet.
May 20, 2026
Sun
Sun news: Solar material glances Earth, sun erupts again
Sun news for May 20, 2026: A CME glancing blow disturbed our magnetic field last night, but didn't quite trigger a geomagnetic storm.
May 20, 2026
Astronomy Essentials
Constellations and signs: What’s the difference?
What is the difference between the signs of the zodiac and the constellations of the zodiac? Astronomer Guy Ottewell illustrates and discusses this difference.
May 20, 2026
Space
Interstellar turbulence in the Milky Way distorts light
For the 1st time, astronomers have directly detected how interstellar turbulence distorts the light from distant objects in our galaxy.
May 19, 2026
Tonight
Find the Keystone in Hercules, and the Hercules Cluster M13
Let the bright star Vega guide you to a famous star pattern in Hercules - called the Keystone - and then to the Hercules Cluster, aka M13.
May 19, 2026
Earth
The binturong is a strange mammal that smells like popcorn
The binturong is a strange mammal that smells like popcorn, lives high in the trees and quietly helps tropical forests grow.
May 18, 2026
Earth
Severe weather, tornadoes possible Sunday and Monday
Severe weather, tornadoes are possible across parts of the U.S. Sunday and Monday, May 17 and 18, 2026. Plus large hail, damaging wind gusts.
May 17, 2026
Tonight
Venus-Jupiter conjunction in June: Start watching now!
Get ready for a spectacular Venus-Jupiter conjunction! You can already start watching the planets now after sunset. The big event happens on June 8 and 9.
May 17, 2026
Tonight
Which moon phase is best for stargazing? That depends.
Which moon phase is best for stargazing? Most astronomers would tell you that the best moon is no moon. But it depends on what you want to see.
May 17, 2026
Subscribe now! A daily update with Science news, great photos, sky alerts.
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Space
View All
Astronomy Essentials
View All
Earth
View All
Human World
View All
