Hoag's object, which is a galaxy within a galaxy within a galaxy, has befuddled stargazers since astronomer Arthur Hoag discovered it in 1950.
NASA's Hubble Space Telescope launched in 1990 and has taken some of the most stunning photographs of the universe around us.
Related Topics: Stars and Galaxies
A ghastly face with glowing eyes glares in deep space in a new image from the Hubble Space Telescope.
NASA's venerable Hubble Space Telescope turned its eyes to interstellar visitor Comet 2I/Borisov and caught a surprise: The interloper looks a lot like comets from our own solar system.
Using 10 years of data from NASA's Hubble Space Telescope, the team of astronomers concluded that there is more gas coming into our galaxy than leaving it.
A new, hours-long Hubble study of the collision site revealed never-before-seen details of the neutron-star merger
NASA and the European Space Agency unveiled the new Saturn portrait by the Hubble Space Telescope today (Sept. 12), and it is absolutely jaw-dropping.
The dark and gloomy scene of a dying star was caught on camera by the Hubble Space Telescope in the constellation Gemini.
A large, moon-orbiting telescope should be able to spot at least one lunar impact per year caused by interstellar meteoroids, a new study suggests.
Engineers have joined both halves of the $9.7 billion James Webb Space Telescope, which is scheduled to launch in March 2021, NASA officials announced today (Aug. 28).
A new study has shed more light on the mysterious quasars and settles a 20-year-old astronomical debate.
Two galaxies are caught in a crazy cosmic dance, pulling at each other in a fresh image from the Hubble Space Telescope.
The latest Hubble image appears to capture a cosmic jellyfish floating in space, but in reality this structure is no living creature.
An amazing new image of Jupiter captured by the Hubble Space Telescope could shed light on the gas giant's mysterious atmospheric dynamics.
A new galactic image from the Hubble Space Telescope shows some interesting stuff lurking in cosmic dust, all from an unusual point of view.
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