Nebula
Thanks to Gaia, Astronomers are Able to Map Out Nebulae in 3D
In this 2D image of nebulae in the Orion Molecular Complex, the submillimetre-wavelength glow of dust clouds is overlaid on…
Supernova Remnant Cassiopeia A is Lopsided
Cassiopeia A is the remnant of a supernova that exploded 11,000 light-years away. The light from the exploding star likely…
Latest Hubble Image Shows the Star-Forming Chamaeleon Cloud
Stars form inside vast collections of molecular hydrogen called molecular clouds, sometimes called stellar nurseries or star forming regions. Instabilities…
Astronomers Discover a Totally New Kind of Nebula
Most Universe Today readers are familiar with nebulae. They're gaseous structures lit up with radiation from nearby stars, and they're…
Colliding Gases at the Heart of the Running Man Nebula
New images of the Running Man Nebula taken by Hubble provide insight into how young stars and debris disks are…
This is a Classic Example of a Reflection Nebula, Where the Reflected Light From Young Hot Stars Illuminates a Protostellar Cloud of Gas and Dust
The interplay of energy and matter creates beautiful sights. Here on Earth, we enjoy rainbows, auroras, and sunsets and sunrises.…
Apparently, This Nebula Looks Like Godzilla. Do you see it?
We’ve written often about how pareidolia -- the human tendency to see faces or other features in random images --…
Hubble Reveals the Final Stages of a Dying Star
In April 2021 Hubble released its 31st-anniversary image. It's a portrait of AG Carinae, one of the most luminous stars…
Why do Planetary Nebulae Look the Way They Do?
Planetary nebulae are the most beautiful objects in the night sky. Their gossamer shells of gas are otherworldly and evocative.…
20 Years of Hubble Photos Show how the Stingray Nebula is Fading
The Stingray Nebula is the youngest known planetary nebula. For half a century astronomers have witnessed its formation, and now…