The sky is a hazy shade of—er, summer—on Mars, as captured in a new image by NASA’s Perseverance rover.
Astronomical phenomena tend to occur over timespans that dwarf our human scale—a galaxy changes over millions and billions of years, not decades.
The sky is a hazy shade of—er, summer—on Mars, as captured in a new image by NASA’s Perseverance rover.
Astronomical phenomena tend to occur over timespans that dwarf our human scale—a galaxy changes over millions and billions of years, not decades.