Scientists identify two galaxies that could be home to hyper-advanced alien life
Two of the galaxies they searched in had some unusual activity.
La Palma volcanic eruption and more: Understand the world through 8 images
Another Planet 9? Earth's twin may be hiding in the outer Solar System
A recent review paper looks at our early Solar System and finds a now-missing sibling.
Crew Dragon: Former project lead reveals stark differences between SpaceX and NASA
Astronaut Garrett Reisman, who helped develop SpaceX's Crew Dragon capsule, also has experience of working with NASA.
SpaceX's Inspiration4 crew rekindles a centuries-old artistic debate
Expedition artists were important cultural figures in the golden age of exploration. Do we need to bring them back to document the final frontier?
Inspiration4: Incredible video shows landmark moment on SpaceX Crew Dragon
SpaceX's human-carrying capsule packs a fascinating new feature, and the Inspiration4 crew took it for a spin.
A strange void found in space could solve an enduring mystery
This void spans across nearly 500 light years.
VIPER: Why the Moon rover’s mission is vital for future space exploration
NASA has selected the landing site for its VIPER rover.
Was Mars ever habitable? A new study sheds light on the planet's past
Despite ongoing efforts to find ancient life on Mars, Martian meteorites tell a different story.
Terraform Mars: After Inspiration4, Elon Musk hints at his long-term goal
SpaceX CEO Elon Musk reiterated his support for terraforming Mars, as part of his long-term goal to make humanity into a multi-planetary species.
Inspiration4: History’s first all-civilian space mission in 20 images
SpaceX: After Inspiration4, Elon Musk hints at Starlink upgrade for Dragon
SpaceX's Inspiration4 mission has returned to Earth, and Elon Musk has ideas for how to improve the capsule for next time.
You need to see the Solar System’s most elusive planet
Hello, far friend.
Blue Moon: You need to see one of 2021's rarest Full Moon events this week
They come around only once in a... well, you know.
Jupiter at opposition: You need to see the biggest planet at its brightest
Move over, Mars.
You need to see the Solar System's most dazzling planet shine its brightest
The August skies are going to be gorgeous.
You need to see summer 2021’s brightest meteor shower in the night sky
The Met Gala of meteor showers is here.
Delta Aquariids: How, when, and where to watch this marvelous summer shower
The annual meteor shower peaks on July 29.
Venus and Mars align: How to spot celestial conjunctions
If you miss this alignment, another is just around the corner!
You need to see the last Supermoon of the year
The Strawberry Supermoon is here to welcome summer time.
You need to watch the "ring of fire" annular solar eclipse
The Moon will get between us and the Sun next week, creating a fiery halo.
You don't want to miss May's Super Flower Blood Moon Eclipse
A total lunar eclipse will grace our skies in the early hours of May 26.
You need to see the remains of Halley’s Comet in this sky this week
This year's Eta Aquarid meteor shower will light up the skies on May 4-6.
You need to watch the biggest meteor shower of the spring
The Lyrid meteor shower kicks off the sky watching season.
Hubble captures 3 galaxies caught in a gravitational tug of war
A new image hints at the cosmic fate of the Milky Way.
In 1976, one piece of “controversial” tech changed every Mars mission since
Without Viking 1, there might have been no Perseverance selfies.
Scientists captured the birth of a magnetar for the first time
This is the result of a giant collision between two neutron stars.
With a single image, scientists changed our understanding of the Sun forever
Snap, crackle, and pop.
20 Stunning Space Images of 2020
Space spiders build webs in an unusual way
11 New Hubble images reveal the cosmos in stunning detail
Happy 30th anniversary, Hubble Space Telescope.
Scientists capture most detailed image of sunspot ever
5 celestial events that only happen once in a lifetime
New radio telescope images show off wild galaxies
Escape Earth with these stunning Hubble views
Put on some lo-fi beats, forget everything, and just roam around the universe for a while.
6 spooky space posters for a galactic Halloween