Astronomers may have found signs for the the Milky Way's second-largest black hole.
NASA's Cassini spacecraft revisited a mysterious landscape on Enceladus after ten years during its final close flyby.
Researchers have identified two potential cryovolcanoes (ice volcanoes) on the surface of Pluto during a flyby in July 2015.
Using the ALMA space telescope, researchers found that the most luminous galaxy in the universe is experiencing violent turbulence and it is eating away itself.
A newly discovered supernova may outshine all others. Scientists have witnessed a cosmic explosion that was about 200 times more powerful than a typical supernova.
Scientists have confirmed the presence of water ice on the comet 67P/Churyumov-Gerasimenko.
Pluto's atmosphere is engulfed with bands of blue haze, which is a reaction of sunlight on methane and other molecules that on Pluto's atmosphere.
Juno has broken a solar power distance record and has become one of humanity's furthest distant solar powered emissaries.
Researchers found a wind of high-speed gas gushing out from the center of a bright spiral galaxy, a twin of the Milky Way.
After the Big Bang, the universe expanded and then cooled down, matter progressively taking shape.
Scientists capture high-energy X-ray image of a portion of Andromeda galaxy with NASA's Nuclear Spectroscopic Telescope Array