Callisto, the third largest moon in the entire solar system, orbits Jupiter from about 1.2 million miles away. The rocky world, discovered in 1610 by Italian Renaissance man Galileo Galilei, has ...

The Hubble Space Telescope has spotted what appear to be geysers erupting from the surface. Discovered by Galileo in 1610, ...

The image shows just a small fraction of the Veil Nebula; if you could see the entire nebula without the aid of a telescope, it would be as wide as six full Moons placed side-by-side,” Hubble ...

Amazing views of Jupiter over the years via the Hubble Space Telescope. The moons of Io, Ganymede and hazy Uranus can be observed. Canada victory over USA most-watched NHL game ever as ESPN ...

Quadruple Saturn Moon: On February 24, 2009, the Hubble Space Telescope took a photo of four moons of Saturn passing in front ...

It is showing only a tiny fraction of the Veil Nebula, which is roughly as wide as six of Earth’s moons placed side by side. Hubble has previously snapped images of this nebula in 1994 ...

NASA’s Juno spacecraft identifies over 40 enormous lava lakes on Io, shedding light on the extreme volcanism sculpting Jupiter’s moon.

NASA has released new cosmic images captured by the Hubble and James Webb telescopes. The images feature stellar phenomena ...

a moon with an enormous subsurface ocean that may have conditions to support life. The largest ... NASA's Hubble Watches Jupiter's Great Red Spot Behave Like a Stress Ball Oct. 9, 2024 ...

There’s more to come in February, with Jupiter and the Moon "getting cosy" in the sky tonight. Between February 5-8, the gas giant planet will sit close to a waxing gibbous Moon – in its phase ...