Aurora are caused by changes in geomagnetic activity due to solar activity, collectively referred to as "space weather". The particularly active solar maximum we're in currently has led to an especially frequent and active stretch of ...

The Hubble palette is a false-colour image processing technique designed to enhance and highlight the different regions of star formation within emission nebulae, made popular by the Hubble Space Telescope's frequent use of the distin...

The Seestar roundup for August is complete! With an incredible 16 hours of data combined, plenty of faint dark nebulous detail is visible in this tricky target. For more information about this image, and the links to have a go at proc...

The Elephant's Trunk Nebula (IC1369A) is an area of ionization emission within the much larger nebulous region designated IC1369. It's a popular target for northern hemisphere photographers due to its proximity to the northern celesti...

The Great Red Spot is a persistent storm on Jupiter, being noted since at least the year 1831. It is easily Jupiter's most famous feature, and although it's still at least 1.3 Earth diameters wide, it's actually been shrinking! The ea...

Newtonian telescopes are sometimes referred to as "light buckets", and for good reason. Newts are the most cost-effective way of getting a lot of aperture for your visual or photographic needs, and they're quite lightweight for their siz...

The Triangulum Galaxy is the third largest member of our local group of galaxies, being the smallest of the three main spiral galaxies (the other two being the Andromeda Galaxy and the Milky Way, our home galaxy). It's home to approximat...