Milky Way's outer arms are 10% farther than we thought
The outer spiral arms of the Milky Way are up to 10 percent farther from Earth than previously believed. That
Sky events, comets, strange space facts, countdowns, and cosmic stories people actually want to open.
Halley's Comet debris brings pre-dawn shooting stars in early May. NASA highlights the Eta Aquarids as one of May 2026's skywatching events.
Best before dawn; darker skies help, and moonlight may reduce faint meteors.
Event source: NASA Science
The outer spiral arms of the Milky Way are up to 10 percent farther from Earth than previously believed. That
On a quiet summer morning in 1908, an asteroid exploded 10 kilometers above a remote Siberian forest with the
The European Space Agency's Euclid space telescope, a mission with significant NASA involvement, has captured
A chandelier of stars hangs in the constellation Sagittarius, and NASA’s Hubble Space Telescope has captured i
The European Space Agency's Euclid space telescope has produced the largest high-resolution visible-light phot
A single image from the European Space Agency's Euclid telescope has captured 100 million stars in the dense c
The James Webb Space Telescope has resolved millions of individual stars in a single galaxy, a feat that would
Sophie Adenot, a French astronaut with the European Space Agency, is now halfway through her Epsilon mission a
Two massive galaxy clusters are colliding in a slow motion cosmic crash that has been caught by the Hubble Spa
The Hubble Space Telescope has captured an image of a single patch of sky that contains hundreds of galaxies,
A French astronaut orbiting 400 kilometers above Earth took questions from a packed hall in Berlin, while Germ
The next rocket that will carry humans to the moon is currently rolling across the United States on a freight
A nighttime satellite image captured Typhoon Jangmi as it approached southern Japan, revealing a giant, glowin
NASA is telling people in the United States and around the world to simply look up. The space agency published