One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at its closest point to Earth in its orbit, and Hall had one question on his ...

Mars, the fourth planet from the Sun, is a subject of fascination for astronomers. Though significantly smaller than Earth, this red-hued world has two moons that continue to spark debate among ...

NASA's Europa Clipper spacecraft is on a journey to Jupiter's moon, Europa, a frozen world believed to harbor a salty ocean beneath its icy crust — and possibly the conditions to support life. - NASA ...

Phobos is the larger and innermost of Mars' two moons, and it's a fascinating celestial body. It's small, irregularly shaped, and orbiting just about 6,000 kilometers above the surface of the Red ...

In an alignment of celestial bodies, Mars was captured here rising out of a lunar occultation on 13 January 2025 using the new Visitor Center 0.6-meter Shreve Telescope at the U.S. National Science ...

The galactic centre area of the Milky Way in Sagittarius behind the grand old barn near home in southern Alberta, on June 30, 2019. (Photo by: Alan Dyer/VWPics/Universal Images Group via Getty Images) ...

South Korea aims to make a Mars landing by 2045, President Yoon Suk Yeol said Thursday, outlining plans to spend about $70 billion over the coming decades on space exploration. The two small moons of ...

Mars will put on a show in the second half of this month. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This has been a most interesting year ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A crescent moon and Mars will be close by in the night sky on July 28. | Credit: Created by ...

As an astronomer studying the universe beyond Earth, I’m fond of “outside the box” views almost by default. But one of my favorites is whenever a spacecraft takes a snapshot of our home world and the ...