Photos

James Webb telescope shows hellish, airless exoplanet 4...

Astronomers have gotten their clearest look yet at the surface of an exoplanet —...

Dawn at Aberdeen Beach

The start of a new day brings hope.

Prominences and filaments on the active Sun

This colorized and digitally sharpened image of the Sun is composed of frames re...

Markarian's Chain

Near the heart of the Virgo Galaxy Cluster, a string of galaxies known as Markar...

Seven-spot ladybird

Spring has sprung!

Crinan Wood, Argyll, Scotland

A prime example of the UK’s rare surviving temperate rainforest.

Mystic mountain monster being destroyed

Inside the head of this interstellar monster is a star that is slowly destroying...

UGC 1810: Wildly interacting galaxy from Hubble

What's happening to this spiral galaxy?

Three sky arches over snowy Alps

Why are there three arches across the sky instead of two?

Wetter weather triggers earliest bluebells blossom in d...

Rain, mild temperatures and spring sunshine produce a plethora of early blooms a...

Comet R3 PanSTARRS over a Himalayan valley

The best way to see comet R3 PanSTARRS’s long tail is with a camera.

M82: Starburst galaxy with a superwind

Messier 82 is a starburst galaxy with a superwind. In fact, through supernova ex...

South celestial tree

If you live in the northern hemisphere, you may have learned how to locate the N...

NGC 602 and Beyond

The clouds may look like an oyster, and the stars like pearls, but look beyond.

Mass drowning of chicks puts emperor penguins at risk o...

Record low levels of Antarctic sea ice are having grim consequences for penguins...