NASA's mission to send a spacecraft to scour Jupiter's moon Europa for signs of life appears back on track after Hurricane ...

As the Artemis campaign leads humanity to the moon and eventually Mars, NASA is refining its state-of-the-art navigation and ...

NASA and Italy's space agency are working together to evaluate the viability of delivering PNT capabilities for lunar ...

Galileo Galilei's telescopic discovery of Jupiter's four moons in 1610 revolutionized astronomy and supported heliocentric ...

NASA’s Hubble Space Telescope captured a cameo appearance of the tiny moon Phobos on its trek around the Red Planet. Even today, it is frequently called the "Red Planet" because iron minerals in the ...

SpaceX on Friday launched 21 Starlink satellites into low-Earth orbit with a Falcon 9 rocket whose reusable first stage took ...

As seen from Canaveral National Seashore, a SpaceX Falcon 9 rocket carrying 60 Starlink satellites launches from pad 39A at ...

Italian astronomer Galileo Galilei peered through his newly improved 20-power homemade telescope at the planet Jupiter. He ...

Earthrise: On Christmas Eve 1968, the crew of Apollo 8 held a live broadcast from lunar orbit, during which they ... about 3.9 millions miles away, the Galileo spacecraft captured this ‘family ...

Saturn completes an orbit around the sun every 29.5 years. During that solar orbit, "the angle of the Saturn's rings relative to the sun varies by 26.7 degrees," NASA says. During that variation ...

And while risks to astronauts may be a top concern, congestion in orbit is also hazardous to satellites and space-based technologies that power our everyday lives — including GPS tools as well ...

So much junk is filling Earth's orbit that collision avoidance has become a busy business. "We're talking about the dead satellites, the rocket bodies, the fairings, the wrenches, the gloves ...