Astronomers using NASA's Hubble Space Telescope have determined the orbital motion of two distinct populations of stars in an ancient globular star cluster, offering proof they formed at different times and providing a rare look back into the Milky Way galaxy's early days.
NASA’s Hubble space telescope has snapped an exceptionally detailed image of the spiral galaxy NGC 4565, aka the Needle Galaxy.
The NASA/ESA Hubble Space Telescope has captured a stellar view of the dwarf galaxy UGC 5497, which looks somewhat like salt sprinkled on black velvet in the image below.
NASA’s Hubble telescope has captured a breathtaking image of planetary nebula NGC 7026.
NASA's Hubble Space Telescope has detected the weak glow of a star that exploded more than 9 billion years ago.
NASA scientists are using data collected by the Hubble Space Telescope to map the distribution of dark matter in 25 massive clusters of galaxies.