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

The relative quantities of volatile gases like methane and ethane can reveal key details about distant Kuiper Belt objects.

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 ...

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 ...

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

The DESI experiment shocked cosmologists with a hint that dark energy varies over time. Now, with more data, the conclusions hold up.

NASA and private space company Firefly have released unprecedented images showing an eclipse and a sunset from the Moon. The video clips and accompanying pictures provide ...

A team of geologists at the Chinese Academy of Geological Sciences, the Institute of Space Sciences and the Shandong ...

During its final hours on the lunar surface, the Blue Ghost spacecraft captured stunning photos of a lunar sunset.

Last year, astronomers announced that a planet orbits Barnard’s star. Now, researchers have confirmed the existence of three more.