Talking About Sharpless 2-115
Sharpless 2-115 (abbreviated to Sh2-115, and also known as LBN 357 and Avedisova 1110) is an emission nebula and an…
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The importance of the Egg nebula
The Egg Nebula is a protoplanetary nebula 3000 light-years away from Earth, visible in the constellation of the Swan. The…
The cosmic horseshoe
The Cosmic Horseshoe is a gravitationally lensed system of two galaxies in the constellation of Leo. It was discovered in…
The exceptional nature of Stephenson 2-18
Stephenson 2-18 is the brightest star visible in the center of this image. At first glance it may seem like…
The new light from Andromeda
In 1885, a new light suddenly came on within the Andromeda Galaxy (M31). Initially this new star was noticed by…
Fixing Hubble
In the course of your life, all of you will have happened to admire at least one of the numerous…
The rippled bubble SNR-0509
This delicate bubble appears to float serenely in the depths of space, but its apparent calm hides an inner turmoil! …
The new lord of the rings
The rings of Saturn are undoubtedly one of the greatest wonders of the Solar System. In the Milky Way, however,…
Discovering the Galactic center
The Milky Way Galaxy is our home. It is a spiral barred galaxy with a mass around one trillion solar…
How big would methane raindrops be on Titan?
Clouds on Titan create methane rain, causing changes on the surface below. Methane raindrops on Titan could grow to be…