A cosmic jet aimed at Earth reveals how blazars hurl particles to extreme energies, solving a long-standing mystery.

With its two tiny CubeSats, NASA’s PREFIRE mission is capturing invisible heat escaping from Earth, offering clues to how ice ...

The bright band of the Milky Way and the faint glow of "zodiacal light" meet above the mountains of Chile's Atacama Desert in ...

Astronomers have discovered the most distant confirmed black hole, hidden inside a rare galaxy known as a “Little Red Dot.” ...

As Roman’s launch approaches, Rose and his team’s Hourglass Simulation provides a crucial preview of the telescope’s ...

The exoplanet TRAPPIST-1 d intrigues astronomers looking for possibly habitable worlds beyond our solar system because it is ...

The new findings on exoplanet TRAPPIST-1d, published in The Astrophysical Journal on Wednesday, mirror similar results for TRAPPIST-1b and TRAPPIST-1c, which orbit closer to their red dwarf host, a ...

The exoplanet TRAPPIST-1 d intrigues astronomers looking for possibly habitable worlds beyond our solar system because it is ...

One such planet, known as exoplanet TRAPPIST-1 d, has intrigued astronomers looking for possibly habitable worlds beyond our ...

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A view of the center of our galaxy shows the Sagittarius C (Sgr C) region, where cold dust (magenta) and warmer gas and dust (cyan) surround a cluster of massive stars. The stars generate high-speed ...

This telescope has revealed the whipped-up dust from the birth of a star—and a shining background galaxy—more clearly than ...