Space Photos of the Week: YORP Effect, Cosmic Ducks, and More

Space Photos of the Week: YORP Effect, Cosmic Ducks, and More

This is Gault, an asteroid that is slowly breaking apart as it moves through space. It’s about 500,000 miles long and over 3,000 miles wide. Scientists think that it’s being destroyed by a mechanism called YORP—basically sunlight hits the surface of the asteroid and...
Space Photos of the Week: Keep Space Weird

Space Photos of the Week: Keep Space Weird

Space seems quiet and void … until you get smacked with a pulsar speeding through space and spinning at 8.7 times a second! Scientists using NASA’s Fermi Gamma-ray Space Telescope and the Very Large Array in New Mexico picked up the intense radio waves coming from...
Meet America’s Biggest Machine-Gun Enthusiasts

Meet America’s Biggest Machine-Gun Enthusiasts

Twice a year, hundreds of America’s most hardcore gun enthusiasts flock to the northern Arizona desert to spend a weekend firing military-grade weapons at pickup trucks, storage containers, and grounded propeller planes. The Big Sandy Shoot bills itself as...
Space Photos of the Week: One Last Piece of the Moon Rock

Space Photos of the Week: One Last Piece of the Moon Rock

Rock of ages: Here we see astronaut Harrison H. Schmitt collecting lunar samples during the Apollo 17 mission in 1972. (Astronauts pounded a “drive tube” into the lunar ground to pull a core of material, weighing about 800 grams.) Astronauts on Apollo-era moon-landing...
Space Photos of the Week: The Trail of Opportunity and More

Space Photos of the Week: The Trail of Opportunity and More

The long and Martian road: In August 2010, the Opportunity rover looked back and took a photo of its tracks in the Red Planet’s sand. This image features the lovely ripples of small dunes created by the wind, similar to the ones we have here on Earth. Opportunity took...