welcome
Live Science

Live Science

Entertainment

Entertainment

Space photo of the week: James Webb telescope reveals mysterious 'light echo' in the broken heart of Cassiopeia

Live Science
Summary
Nutrition label

75% Informative

Images from the James Webb Space Telescope (JWST) show glowing interstellar medium — gas and dust that fill up the space between stars — near the supernova remnant Cassiopeia A.

The light from this supernova is believed to have reached Earth in the 1660s .

These images reveal a fascinating phenomenon known as a light echo — faint reflections of the light emitted during a supernova explosion.

VR Score

86

Informative language

93

Neutral language

10

Article tone

formal

Language

English

Language complexity

54

Offensive language

not offensive

Hate speech

not hateful

Attention-grabbing headline

not detected

Known propaganda techniques

not detected

Time-value

long-living