Before Apollo astronauts set foot upon the Moon, much remained unknown about the lunar surface. While most scientists ...

In the Milky Way's central bulge, about 24,000 light-years from Earth, a peculiar pair of objects appears to be hurtling ...

Atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...

Launched into Earth's orbit last June, GOES-19 is the newest addition to NOAA's fleet, equipped with a sensor called the ...

Firefly Aerospace 's moon-bound spacecraft has provided the closest thing to a reflecting pool in space, showing Earth as an ...

At the very beginning of its history, Earth was dry. How did it become a blue planet? A new theory could provide an answer.

The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and the Moon. This alignment ensures the entire side of the Moon that faces us gleams under ...

Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its own. It is being dragged along by its parent star.

Firefly Aerospace's moon-bound spacecraft has provided the closest thing to a reflecting pool in space, showing Earth as an imposing monument, stacked on top of another Earth. The illusion is a ...

There's a small chance that the asteroid could collide with Moon. While scientists have doubled the odds of asteroid 2024 YR4 colliding with Earth in 2032, new calculations show that there was a ...

Looking up at the moon in the night sky, it’s difficult to grasp just how dramatic the topography of its surface really is.