Venus will pass between the Earth and sun during what’s called an inferior conjunction. But don’t plan on seeing the linkup.

A superior conjunction occurs when Venus is the farthest from Earth, on the other side of the sun. Conversely, astronomers ...

The orbit Venus takes around the sun results in an inferior conjunction as it transitions from appearing in the evening sky to the morning sky.

Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

The shadow of the Blue Ghost spacecraft after it landed on the moon, with Earth in the distance. Blue Ghost just completed its mission, which lasted a full lunar day — two Earth weeks — on the near ...

Scientists have long sought to determine the age of the moon's South Pole–Aitken (SPA) basin, the largest and oldest known ...