Marvel at stunning echo of 800-year-old explosion
ESA
Image:
In the year 1181 a rare supernova explosion appeared in the night sky, staying visible for 185 consecutive days...
Image:
In the year 1181 a rare supernova explosion appeared in the night sky, staying visible for 185 consecutive days...
The Hubble Space Telescope (HST) is a space telescope that was launched into low Earth orbit in 1990, and remains in operation...
This artist's rendering illustrates new findings about a star shredded by a black hole. When a star wanders too close to a..