This diagram compares the size of the icy, solid nucleus of comet C/2014 UN271 (Bernardinelli-Bernstein) to several other comets.
The lazily winding spiral arms of the galaxy NGC 5921 snake across this image from the NASA/ESA Hubble Space Telescope.
An energetic outburst from an infant star streaks across this image from the NASA/ESA Hubble Space Telescope.
The twin galaxies NGC 4496A and NGC 4496B dominate the frame in this image from the NASA/ESA Hubble Space Telescope.
A spectacular head-on collision between two galaxies fueled an unusual triangular-shaped star-birthing frenzy, as captured in a new image from NASA’s Hubble Space Telescope.
an example of one of the largest, nearly complete Einstein rings ever seen – a deep-space optical phenomenon.
This spectacular image from the NASA/ESA Hubble Space Telescope shows the trailing arms of NGC 2276, a spiral galaxy 120 million light-years away in the constellation of Cepheus
On 25th of April 1990 the Hubble space telescope was placed into orbit by the space shuttle Discovery.
It was the first time a total lunar eclipse was captured from a space telescope and the first time such an eclipse had been studied in ultraviolet wavelengths.