esa

Video Shows a Meteoroid Skipping off Earth’s Atmosphere

Here’s something we don’t see very often: an Earth-grazing meteoroid. On September 22, 2020, a small space rock skipped through…

3 weeks ago

The Corona Australis Molecular Cloud. Normally this Looks Like a Dark Blob in the Sky. But in Infrared, it Looks Like This.

The Corona Australis is a constellation in the southern hemisphere. It's name literally means "southern crown." One of its features…

3 months ago

Take a Flight Over Korolev Crater on Mars

We love flyover videos from other worlds. These stunning videos, created from imagery gathered by orbiting spacecraft, can give us…

4 months ago

This Rocket Engine’s Thrust Chamber was 3D-printed and Only has Three Parts

This week, European engineers hot-fire tested a fully 3D-printed thrust chamber that could one day power the upper stages for…

5 months ago

This Laser Powered Rover Could Stay in the Shadows on the Moon and Continue to Explore

The craters on the Moon's poles are in permanent shadow. But they're also intriguing locations, due to deposits of water…

5 months ago

This is How the ESA and NASA Will be Working Together to Bring Rocks Back From Mars

The ESA has entered into a lucrative collaboration to help NASA get its Martian rock samples back to Earth.

6 months ago

Mapping Out the Water on the Moon

Using LRO data, the ESA recently created a map of water ice on the Moon, which will aid in future…

7 months ago

Astronaut Pee Will Help Build Bases on the Moon

In a strange development, a new ESA-supported study has shown that urine could actually help astronauts build bases on the…

7 months ago

This Powerful Ion Engine Will Be Flying on NASA’s DART Mission to Try and Redirect an Asteroid

Despite humanity's current struggle against the novel coronavirus, and despite it taking up most of our attention, other threats still…

7 months ago

The Disk of the Milky Way is Warped Because it Already Collided With Another Galaxy

Using data from the second Gaia data release, a team of astronomers has demonstrated that the "warp" in our galaxy…

8 months ago