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.
Meteor showers are here! 10 easy tips for watching
Meteor showers are unpredictable but nothing beats them for a fun and relaxing time under the stars. Here are our 10 tips to optimize your meteor viewing time.
September 15, 2026
What is retrograde motion? And why is the moon moving backwards?
What is retrograde motion? See an image that appears to show the moon moving backwards! An explanation, and more bizarre examples, here.
September 11, 2026
Zodiacal light: Start watching for it now
The zodiacal light is an eerie light extending up from the horizon before dawn around the Northern Hemisphere autumn. Southern Hemisphere? Look after sunset!
September 10, 2026
How many stars can you see on a moonless night?
Have you ever wondered how many stars are visible on a given night? It depends on factors including how dark your sky is and what your age is.
September 9, 2026
What’s a supermoon? Here are the supermoons in 2026
What's a supermoon? In 2026, we will have three full supermoons and five new supermoons. The first full supermoon was in January.
August 31, 2026
Do the planets revolve around the sun? Not exactly
Do the planets revolve around the sun? Not exactly. The sun and planets orbit a common center of mass, which, right now, is outside the sun.
August 30, 2026
Deep partial lunar eclipse overnight
A deep partial lunar eclipse of the full Sturgeon Moon takes place on August 27-28, 2026. Will you be able to see it? Maps and details here.
August 27, 2026
Perseid meteor shower 2027! All you need to know
The Perseid meteor shower peaks this week! It's best between midnight and dawn. The peak is August 12 and 13 before dawn, but watch around those mornings, too.
August 20, 2026
Give me 5 minutes and I’ll give you Saturn
We're now in the best months for viewing Saturn in 2026. It'll be at it's best around October 4 when it's closest to Earth and visible all night.
August 18, 2026
What’s a globular cluster? The Milky Way has about 150
A globular cluster is a spherical collection of stars orbiting in the halo of spiral galaxies. Our own Milky Way galaxy has over 150 globular clusters.
August 14, 2026
