Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

On January 16 Mars shone at its brightest until 2027 as it was in opposition, which means it was positioned directly opposite ...

NASA has plans to launch the first deep space station for humans to live long-term. Is it a necessary step to Mars?

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...

Scientists appear to have unravelled the mystery of Mars' "Martian dichotomy" - a contrast between its southern highlands and northern lowlands that's puzzled experts for over half a century.

The findings provide the strongest evidence yet that asteroids may have planted the seeds of life on Earth and that these ...

NASA's MARVL project is developing a modular nuclear electric propulsion system for faster Mars travel. Robotic in-space assembly and advanced cooling tech could cut trip times in half.

"When people find out about that they're going to say 'who put that there?'," Buzz Aldrin once said of the monolith.

The Martian dichotomy came to light in the 1970s following the Viking Probe's transmission of remarkably detailed Martian ...

Aside from Earth, no planet in the solar system captures our imagination quite like Mars. The Red Planet is one of the few places in our cosmic neighborhood where extraterrestrial life may have ...

A serious strategy must neither underestimate nor overestimate a long-term threat. America has many problems, but overall, I ...

Just east of Betelgeuse is the fine binocular cluster NGC 2244. But the much fainter Rosette Nebula that lies around the cluster shows up nicely in this fine photo of it by EAAA member James Schultz.