Stargazing Calendar for January 2024

Messier 41 open cluster. Credit: NOIRLab / NSF / AURA. License: CC BY 4.0. Embark on…

What Is the New General Catalogue?

Four different planetary nebulae from the New General Catalogue: NGC 6543, NGC 7662, NGC 7009, NGC…

What Is the Antihelion Source Meteor Shower?

Discover the celestial wonder of the Antihelion source meteor shower, a stunning display of meteors originating…

A Heavenly Jewel in Our Universe

Necklace Nebula by the Hubble Space Telescope. This is a composite image where the glow of…

Why Does Mercury Have So Many Craters?

Mercury Craters featuring Caravaggio, a double-ring impact basin approximately 160 km in diameter. Photo taken by…

NGC 2336 – A Unique Barred Spiral Galaxy

NGC 2336 galaxy. Image created by Judy Schmidt based on data from the Hubble Space Telescope…

The Roche Limit – What Happens When a Moon Gets Too Close? 

The Roche limit is a fascinating phenomenon that occurs when a moon gets too close to…

NGC 4565: The Needle Galaxy

NGC 4565 Needle Galaxy. Credit: Ken Crawford. License: CC BY-SA 3.0. NGC 4565, also known as…

What Are Intergalactic Stars?

Intergalactic stars first discovered in the Virgo Cluster of Galaxies. Credit: Bernd Gährken. Unveiling the mysteries…

NGC 7023: The Iris Nebula

NGC 7023 and Iris Nebula. Credit: Andrei Gusan. License: CC BY-SA 4.0. NGC 7023, also known…