More aurorae! Here, in Alberta, Canada, the Northern Lights are an ectoplasmic blur above the sharp horizon line of trees. A lake on the bottom half the photograph mirrors the eerie light.
Users really trust AI chatbots, some experts say too much.
Van Gogh had an "inseparable relationship" with the stars—and his timeless works of art capture his fascination with the night sky.
Its origin remains unknown.
A surprising new discovery shows that white dwarfs can glow in green, pink, and purple.
A recent finding could help trace the origins of mysterious gamma rays in the distant cosmos.
A new type of object found in the early universe has puzzled astronomers for years, but they may finally have some answers.
