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“Astronomers”

“We found something never seen before” – A dead star is producing a shock wave that shouldn’t exist

A dead white dwarf with no detectable disk has somehow produced a powerful shock wave that appears to have persisted for at least 1,000 years. Its magnetic field may be partly responsible, but astronomers say an unexplained “mystery engine” may also be at work.

All Top News -- ScienceDaily · 2026年9月25日 03:19

科技与人工智能

Scientists Detect Radio Signals From an Exoplanet for the First Time in History

No, it’s not aliens, but a phenomenon caused by magnetic activity that astronomers have never before been able to pin on a specific planet.

WIRED · 2026年9月24日 09:00

科学与环境

First stellar stream beyond the Milky Way could reveal dark matter

Astronomers have discovered the first globular cluster stellar stream beyond the Milky Way, opening a new way to study dark matter in distant galaxies. These faint trails of stars trace a galaxy’s gravitational structure and could eventually help scientists map invisible matter a

All Top News -- ScienceDaily · 2026年9月23日 11:23