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.
Meet the Crab Nebula, remnant of an exploding star
The Crab Nebula, the scattered fragments of a supernova, or exploding star, was observed by earthly skywatchers in the year 1054.
January 14, 2024
The Local Group is our galactic neighborhood
What is the Local Group? It's a collection of the nearest galaxies in space. Read more about these neighbors of our home Milky Way galaxy.
October 24, 2023
Triangulum galaxy is 2nd-closest to Milky Way
The Triangulum Galaxy, aka M33, is the farthest object you can see with the unaided eye, if in fact you can see it. But seeing it is a challenge.
October 24, 2023
Double Cluster in Perseus on October evenings
The Double Cluster in Perseus is a breathtaking pair of star clusters, easy to see in October. Here's how to find it in your sky.
October 11, 2023
Large and Small Magellanic Clouds shine in southern skies
Have you seen the Magellanic Clouds? These 2 satellite galaxies of the Milky Way are noticeable features in the skies of the Southern Hemisphere.
October 3, 2023
Andromeda galaxy: All you need to know
The Andromeda galaxy is the closest big galaxy to our Milky Way. At 2.5 million light-years, it's the most distant thing you can see with the eye alone.
September 12, 2023
The Great Rift is a dark swath in the Milky Way
The Great Rift or Dark Rift is a darkened swath of the Milky Way where new stars are forming. It's best seen from a rural location away from light pollution.
August 15, 2023
Explore the Lagoon Nebula, M8, in Sagittarius
The Lagoon Nebula, or Messier 8, is a large emission nebula in the constellation Sagittarius that observers can explore with binoculars.
August 10, 2023
The Wild Duck Cluster, M11, a lovely open cluster in Scutum
The Wild Duck Cluster, also known as M11, is an open star cluster in the constellation Scutum that appears best through binoculars or a telescope.
August 6, 2023
Find M4: An easy to spot globular cluster near Antares
Find M4, one of the easiest globular star for beginners to spot, located just next to reddish Antares, the brightest star in Scorpius the Scorpion.
July 26, 2023
