As planets pass in front of their parent stars as viewed from Earth, they cause a tiny dip in the amount of starlight we ...

New Hubble Space Telescope imagery of the Saturn show it's 'ring spokes' in orbit around the gas giant planet. Credit: ...

Venus, Jupiter, Mars, Mercury, and Saturn will align in February Mercury and Saturn will appear closest on4 Best viewing is ...

NASA's Hubble Space Telescope has captured a cosmic bullseye! The gargantuan galaxy LEDA 1313424 is rippling with nine star-filled rings after an 'arrow' -- a far smaller blue dwarf galaxy -- shot ...

Mercury joins the night sky to complete a seven-planet alignment just after sunset for the end of February. Saturn leaves our ...

NASA’s Voyager mission completed humankind’s first close-up exploration of the four giant outer planets of our solar system.

On this date, Jan. 29, 1859, American astronomer William Cranch Bond died. Cranch and his son, George Phillps Bond, ...

On the night of October 5-6, 1923, Carnegie astronomer Edwin P. Hubble took a plate of the Andromeda Galaxy (Messier 31) with the Hooker 100-inch telescope of the Mount Wilson Observatory. This plate, ...

Early 2025 is a good time for skygazing and spotting up to seven planets in the night sky – if you have a little help.

Saturn’s rings, imaged here by NASA’s Cassini orbiter, are one of the solar system’s most reliably spectacular sights. But ...

Jupiter, Mars, Venus and Saturn are all visible to the naked eye in ... structures in Jupiter’s atmosphere," according to ...

which was a lot of "celestial real estate" for Hubble's pinpoint view. So, the panoramic mosaic required hundreds of snapshots taken across 1,000 orbits by the telescope, according to a NASA ...