Interstellar comet 3I/ATLAS is now within 300 million km of Earth. Discover why NASA and ESA are tracking this ancient ...

When a faint green smudge appeared in images from a backyard telescope in Aguadilla, Puerto Rico, on Nov. 22, 2025, astronomers did not expect it to upend basic assumptions about how comets work. Yet ...

The interstellar comet 3I/ATLAS challenges physics with a missing dust tail, a forward anti-tail, and strange composition.

Interstellar comet 3I/Atlas has moved within 300 million km of Earth as scientists continue tracking its rare journey.

New telescope observations reveal structural features never documented in any known celestial object The morphology defies conventional understanding. The forward anti-tail persists where physics says ...

The James Webb telescope may have detected the universe's earliest and most distant known black hole at the heart of galaxy ...

The James Webb Space Telescope has captured the first-ever image of four dust spirals surrounding the Wolf-Rayet stars in the ...

Astronomers using the James Webb Space Telescope believe they have discovered Population III stars — the universe’s first generation of stars that formed shortly after the Big Bang — according to a ...

When NASA launched its $10 billion James Webb Space Telescope in 2021, scientists hailed the mission as the greatest achievement of its kind in over three decades. Soon, however, scientists noticed a ...

Two Sydney PhD students have pulled off a remarkable space science feat from Earth—using AI-driven software to correct image blurring in NASA’s James Webb Space Telescope. Their innovation, called ...

After Christmas dinner in 2021, our family was glued to the television, watching the nail-biting launch of NASA's US$10 billion (AU$15 billion) James Webb Space Telescope. There had not been such a ...

Astrophysicists may have spotted evidence for “dark stars,” an unusual type of star that could possibly have existed in the earliest days of the universe, in data from the James Webb Space Telescope.