Neptune's Long Lost Moon Reappears

Neptune has a moon called Naiad that was discovered by Voyager 2 in 1989 when the space probe made its flyby — but it hasn't been heard of since. Now, some 24 years later, astronomers have finally been able to spot it from Earth, and they did so using archived photographs. » 10/09/13 9:30am 10/09/13 9:30am

Alien life in our solar system, according to pulp-art legend Frank R.…

Almost fifty years after his death, Frank R. Paul remains one of the biggest names in science fiction art and pulp magazine illustration. These visions of life on moons and planets throughout our solar system (recently posted to reddit with no attribution to Paul, his work, or his impact) provide us with another… » 4/08/13 3:20pm 4/08/13 3:20pm

The planets of the Solar System, according to crazed pulp comics of…

Back in the Forties, the science fiction rag Planet Comics published the ongoing feature "Life On Other Worlds." This section peppered scientific know-how amongst whatever gonzo shit the writer happened to make up. Here's a tour of our Solar System using old issues of Planet Comics. Did you know that Mars is occupied by… » 11/06/11 7:30am 11/06/11 7:30am

Earth's first known Trojan asteroid follows our orbit like a second…

Trojan asteroids are objects that share a planet's orbit around the Sun but reside in what are basically gravitational dead zones. We've discovered Earth's first Trojan asteroid...but how did it get there, and why have we only just found it? » 7/27/11 12:47pm 7/27/11 12:47pm

The Rough Guide to Solar System Mountaineering

The great challenge for any climber is to conquer each continent's tallest mountain. But tomorrow's climbers can consider a far more extreme challenge: leaving Earth to climb the tallest peaks of the solar system. Here's how they'll do it. » 10/01/10 9:30am 10/01/10 9:30am