The moon may still be geologically active, judging from the way the lunar far side is wrinkling as the moon contracts. At ...

Firefly Aerospace's Blue Ghost spacecraft has captured a stunning video clip of Earth ahead of its arrival on the lunar ...

New research suggests that Earth's recent mini-moon might have originated as part of our actual moon long, long ago.

Firefly Aerospace's Blue Ghost lander, a private spacecraft hired by NASA to take experiments to the moon, got a rare front-row seat of the spectacle in space. The phenomenon occurred when the blue ...

Blue Ghost, the "little lander" from Firefly Aerospace that's headed to the moon, has captured the littlest lunar eclipse ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A small space rock ...

Scientists think a small rock discovered near Earth last August was hurled into space by an ancient impact on the lunar ...

The finding, reported in the science journal Geochimica et Cosmochimica Acta, is significant because the data reported by the ...

The Blue Ghost lunar lander, built by the Texas-based company Firefly Aerospace for NASA, launched to space on Jan. 15, and ...

These changes in appearance are the phases of the moon. As the moon orbits Earth, it cycles through eight distinct phases. The four primary phases of the moon (new moon, first quarter, full moon ...