Webb image archive

Red Dwarf Light Curve: High-Energy Flare

This light curve shows a flare of bright ultraviolet light emitted by a red dwarf star. Stars that appear calm in the visible part of the spectrum can be sending out powerful flare...

Date
Nov 20, 2025
Observatory
James Webb Space Telescope
Credit
NASA / ESA / CSA / STScI
Archive ID
red-dwarf-light-curve-high-energy-flare
This light curve shows a flare of bright ultraviolet light emitted by a red dwarf star. Stars that appear calm in the visible part of the spectrum can be sending out powerful flares of invisible high-energy radiation that can strip away a planet’s atmosphere over time. 

Image Details

About the Object

  • R.A. Position
    R.A. PositionRight ascension – analogous to longitude – is one component of an object's position.
    12h 47m 56s
  • Dec. Position
    Dec. PositionDeclination – analogous to latitude – is one component of an object's position.
    09d 44m 58s
  • Constellation
    ConstellationOne of 88 recognized regions of the celestial sphere in which the object appears.
    Virgo
  • Distance
    DistanceThe physical distance from Earth to the astronomical object. Distances within our solar system are usually measured in Astronomical Units (AU). Distances between stars are usually measured in light-years. Interstellar distances can also be measured in parsecs.
    26 light-years

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