Space & Earth Science

1. Perseverance rover witnesses one Martian dust devil eating another

   The six-wheeled explorer recently captured several red planet mini-twisters spinning on the rim of Jezero Crater.

2. Rising odds asteroid that briefly threatened Earth will hit moon

   A huge asteroid that was briefly feared to strike Earth now has a nearly 4% chance of smashing into the moon, according to new data from the James Webb Space Telescope.

3. Exploring Titan's icy hydrocarbon cycle

   Though wildly different in so many ways, Earth and Saturn's moon Titan have something important in common. Among all the objects in the solar system, they're the only two with liquids on their surfaces. There are parallels in how the liquids move in cycles on both worlds and a new mission proposal outlines how we can understand Titan better by studying these parallel processes.

4. When a black hole winks at you: Variability identified in supermassive black hole in Andromeda galaxy

   A Michigan State University researcher saw X-rays coming from a black hole using the NASA Chandra X-Ray Observatory telescope.