APOD

Astronomy Picture of the Day

Near the eastern horizon before sunrise, Comet C/2025 R3 Near the eastern horizon before sunrise, Comet C/2025 R3




Nope, that is not an alien spaceship landing on the Moon! This is an image of Nope, that is not an alien spaceship landing on the Moon! This is an image of


Why does Comet R3 (PanSTARRS) have a wispy tail? Why does Comet R3 (PanSTARRS) have a wispy tail?


The clouds may look like an oyster, and the stars like pearls, but look beyond. The clouds may look like an oyster, and the stars like pearls, but look beyond.


Comet R3 is brightening rapidly -- will it survive? Comet R3 is brightening rapidly -- will it survive?