Galaxies smashing into each other produce mysterious phenomena that don't even look real when observed from a distance.
Photographer Navid Baraty makes captivatingly beautiful interstallar images using stuff you probably have in your own home. Including cat hair.
The nearest star beyond our own sun is 4 light-years away, but not long ago (in terms of cosmic time) a small binary star system buzzed the edge of our solar system, coming five times closer to Earth.
Ever felt a love that seemed bigger than anything you could possibly find on Earth? Wait till you see how nebulas and constellations show their softer sides.
Hubble has taken a photo of what seems to be a smiling cartoon face in the depths of space -- an effect produced by a phenomenon known as gravitational lensing.
Timey-wimey, wibbly-wobbly: scientists reckon satellites and dead stars could hold the key to the mystery of dark matter.
For decades, physicists thought the hard-to-detect fundamental particles were massless. Not so, Takaaki Kajita and Arthur McDonald discovered, opening new research into the universe's past and present.
Behold the best look yet at a massive intergalactic train wreck in progress. It's also a glimpse at what the universe looked like when it was only half its current age.
Marvel's intergalactic misfits hit the big screen this summer, but they're blasting off into shops now in three Lego sets.
Two photographers and their students brave threatening weather in Arizona to capture these stunningly beautiful pictures of our galaxy.