Sun
Sun news: Quiet sun, but fast solar winds to come
Sun news August 24, 2026: The sun is currently quiet, but fast solar wind from a coronal hole should arrive later this week, possibly bringing auroras!
Human World
Space
Pluto demoted to dwarf planet 20 years ago today
Pluto is the largest of many small bodies in the outer solar system. That's partly why it was demoted from major planet to dwarf planet in 2006.
Space

Pluto’s atmosphere is thinning toward a collapse

Scientists detected that Pluto's atmosphere is thinning as it moves farther away from the sun in its orbit. Is its atmospheric collapse already happening?
Earth
Human World
Space

1st photo of Earth from the moon 60 years ago

As NASA plans to land astronauts on the moon with the Artemis IV mission in 2028, it's fun to see this 1st photo of Earth taken from the moon.
Constellations

Sagittarius the Archer is home to deep-sky wonders

The zodiacal constellation Sagittarius the Archer contains the center of the Milky Way and a famous asterism known as the Teapot.
Space

A first! 3 supermassive black holes discovered in 1 galaxy

For the first time, astronomers have discovered 3 supermassive black holes in a single galaxy in the early universe. Two of them are merging!
Space

Voyager 2 confirms Neptune’s rings on August 22 in 1989

NASA's Voyager 2 confirmed the discovery of Neptune's rings on August 22, 1989, when it took images of a faint, continuous ring system around the planet.
Favorite Star Patterns

Teapot of Sagittarius points to the Milky Way’s center

As you gaze toward the famous Teapot asterism in the constellation Sagittarius, you are looking toward the center of our Milky Way galaxy.
Earth

Pyrocumulonimbus clouds are fire-generated thunderstorms

This summer, NASA has been studying pyrocumulonimbus clouds, or fire-driven thunderstorms. Researchers are flying planes right into the plumes for samples.
Space

Astronomers discover a black hole star, a new type of object

Astronomers believe the little red dots we see in the early universe are a newly discovered type of object called a black hole star.