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Clusters Nebulae Galaxies

Pleiades star cluster, aka the Seven Sisters.
Tonight | Nov 12, 2014

Pleiades star cluster: Famous Seven Sisters

Frosty November is often called the month of the Pleiades, because it’s when this star cluster – sometimes called the Seven Sisters – shines from dusk until dawn.

Photo Credit: Bob Star
Blogs | Tonight | Oct 14, 2014

Double Cluster in Perseus: Two star clusters

Charles Messier didn’t include the Double Cluster in his famous catalog. That’s probably because there’s nothing like this magnificent cluster anywhere in the sky.

Great galaxy in Andromeda
Tonight | Sep 15, 2014

Andromeda galaxy is Milky Way’s next-door neighbor

At 2.3 million light-years, the Andromeda galaxy (M31) is the closest spiral galaxy to our Milky Way. It’s the most distant thing you can see with your eye alone.

M8  via ESO/S. Guisard/S. Brunier
Tonight | Aug 26, 2014

Messier 8 is the Lagoon Nebula

The Lagoon Nebula aka M8 is the largest and brightest of a number of nebulosities in and around Sagittarius.

M17 via the Very Large Telescope
Tonight | Aug 25, 2014

M17 is the Omega Nebula

Barely visible to the unaided eye on a dark, moonless night, the Omega Nebula (Messier 17) is best seen through binoculars, or low power in a telescope.

Trifid Hubble via Hubble Space Telescope
Tonight | Aug 18, 2014

The Trifid Nebula, or M20

The Trifid is a famous summertime binocular object. Its name means “divided into three lobes.” If you view this nebula through a telescope, you’ll see why.

Trifid Nebula, aka M20, by Martin MacPhee
Blogs | Photos | Tonight | Aug 18, 2014

Exploring the Trifid Nebula

It’s a stellar nursery, a cluster of young stars, a bright red emission nebula, a lovely blue reflection nebula, and an interesting dark nebula divided into three …

Photo Credit:  NASA
Tonight | Jul 29, 2014

M11: Wild Duck Cluster

The Wild Duck Cluster (Messier 11) is found in the constellation Scutum the Shield, just south of the Eagle’s Tail in the constellation Aquila. Unless you have eagle eyes, don’t expect to see this distant star cluster with the eye alone. Starting from the star Altair, star-hop to M11’s general location. Then find it with binoculars!

Photo Credit:  coliwabl
Tonight | Jul 08, 2014

M6 and M7: Deep-sky gems in Tail of Scorpius

They may well be the finest star clusters visible at this time of year, and they’re easy to spot near the Scorpion’s Tail, if you have a dark sky.

Pillars of Creation 1995, via Hubble
Blogs | Photos | Tonight | Jul 08, 2014

The awesome beauty of M16, the Eagle Nebula

Here is the famous Pillars of Creation photo taken by the Hubble Space Telescope. It’s one of the features within the Eagle Nebula.