Stefanie Waldek

The last meteor shower of the year peaks in the early morning hours of Dec. 22.

The James Webb Space Telescope used a galaxy as a cosmic magnifying glass to find transient objects in the "Christmas Tree" cluster, a Winter Wonderland of even more galaxies.

NASA astronaut Don Pettit's latest photography from the International Space Station showcases not only his visual prowess, but also his engineering skills.

After an arduous ascent to the rim of Mars' Jezero Crater, NASA's Perseverance rover is doing a little sightseeing.

Thanks to images from various NASA spacecraft, we can get an up-close look at the Jupiter ocean moon Europa long before the agency's Europa Clipper probe arrives.

The moon has been bombarded by asteroids and comets for more than 4.32 billion years.

On Sept. 30, NASA's Perseverance rover turned its eyes toward the sky and photographed a solar eclipse from Mars, capturing the tiny moon Phobos as it transited the sun.

NASA's Curiosity rover has new insights into how Mars might have changed from a potentially habitable, water-rich planet to an absolutely uninhabitable desert.

The latest photo of Curiosity's wheels shows new — but not debilitating — damage.

The artist's work demonstrates an innate understanding of ​​Kolmogorov's theory of turbulence.

Scientists at NASA's Jet Propulsion Laboratory have recreated spider-like araneiform terrain, a geologic formation found on Mars, in a lab on Earth.

JUICE successfully identified water and the building blocks of life in Earth's atmosphere. In doing so, the probe headed for Jupiter's moons confirmed that its instruments are working properly.

NASA's Perseverance rover didn't find organic matter within the rocks, but scientists will keep looking.

Developed by the Dutch Black Hole Consortium, the Black Hole Finder app allows the public to help sort through thousands of images to identify potential targets of interest.

The European Space Agency has launched a new citizen science project with Galaxy Zoo to classify tens of thousands of galaxies imaged by the Euclid space telescope.

Using a high-resolution imaging system in Sweden, Japanese researchers are getting a view of the aurora like never before.

Cloud-to-ground lightning strikes simulated in a biosphere mimicking conditions on a young Earth led to chemical reactions resulting in "remarkable yields" of the building blocks for life.

A high-resolution visualization from NASA's Scientific Visualization Studio shows global carbon dioxide emissions from January to March 2020.

A lunar biorepository would use the moon's cold temperatures to keep cryopreserved samples frozen.

Geomagnetic storm-induced blackouts may be looming.

"The Rain (Supa Dupa Fly)” traveled 158 million miles (254 million kilometers) to our neighbor.

A tidally locked gas giant experiences eternal sunshine on one side, and eternal darkness on the other.

The lava tube is likely one of many on the lunar surface.

ESA and the Delft University of Technology are training neural-network AI systems to race drones in preparation for complicated spacecraft maneuvers.