The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power ...

The incoming object created an impact basin and sent streams of rocks hurtling like missiles, NASA said. Within minutes, two ...

The moon's ascending node (the point in the sky where its orbit crosses the ecliptic from south to north) is moving westward ...

The moon's Schrödinger impact basin near the south pole holds two grand canyons formed by an enormous asteroid collision 3.8 ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The Blue Ghost ...

The moon, like Earth, is a sphere ... is influenced by the orography and shape of the basins, size, and depth. Two to four tides can occur in one day. If there is one high and one low tide ...

Two moon landers on one rocket ... and Japan's ispace will ride a SpaceX Falcon 9 rocket slated to leave Earth as early as 1:11 a.m. ET Jan. 15. Firefly's Blue Ghost lander was originally ...

it should be within approximately 90 percent of its closest distance to Earth. Blue Moon: A Blue Moon is the second Full Moon in a month that experiences two Full Moons. This phenomenon graces our ...

The Blue Ghost lunar lander continues to capture beautiful views on its 45-day road trip to the Moon, most recently an Earth eclipse. After sharing its first views of Earth and the Moon, Blue Ghost ...