Tag Archive for 'Debris'

This artist’s impression shows an exoplanet (left) that has approached too close to a white dwarf (right) and been torn apart by tidal forces from the star. Image credit: NASA / CXC / SAO / M. Weiss.

Enigmatic X-Ray Emission from Distant White Dwarf Points to Destroyed Exoplanet

Mar 5, 2025 by News Staff

Astronomers may finally have settled the question of what is causing highly energetic X-rays from WD 2226-210, a white dwarf star located at the center...

Hubble acquired this image of the circumstellar disk around Vega using the Space Telescope Imaging Spectrograph (STIS). Image credit: NASA / ESA / CSA / STScI / S. Wolff, University of Arizona / K. Su, University of Arizona / A. Gáspár, University of Arizona.

Hubble and Webb Take Closer Look at Planetary Debris Disk around Vega

Nov 1, 2024 by News Staff

There is no obvious evidence for one or more large exoplanets plowing through the face-on debris disk encircling Vega, one of the brightest stars in the...