Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and astronauts.

Scientists are also investigating changes in the rotation of the Earth's inner core. They suspect that couplings with the Earth's mantle could contribute to ...

Earth is far from a static place. That's true in the present, but it's even more apparent when you look to the past, as Earth ...

At the edge of the heliosphere, the solar wind runs up against the interstellar medium, the gas, dust, and radiation in the ...

Earth's wobbly orbit has shifted our view of the stars since the zodiac signs were first created. But that doesn't mean your sign is wrong.

"Understanding these weather processes will be crucial as we continue to discover and characterize exoworlds in the future." ...

Chrysalis, a 36-mile rotating space habitat, plans to take 2,400 people to Alpha Centauri in approximately 400 years.

Plus: Why are hurricanes so powerful? Are winds on other planets like they are on Earth? The answer, my friend, is blowin' in ...

Astronomers using the James Webb Space Telescope are unraveling the mysteries of TRAPPIST-1e, an Earth-sized exoplanet 40 ...

Russia's two Olymp satellites, also known as Luch, are different. They have wandered around geosynchronous orbit since their ...

A GIANT asteroid that risks crashing into the Moon could be nuked before it makes impact. Scientists are looking into the ...

The Sun’s poles may hold answers to long-standing mysteries about magnetic cycles, solar wind, and space weather. The polar ...