Space News

We have long known that the Sun is active. It flares quite often, sending huge amounts of energy off in a certain direction - sometimes directly at Earth. But we also know that, compared to other Sun-like stars, it seems...

Scientists have long speculated why Venus, with a size, mass and structure similar to Earth's, doesn't have a moon. New UC Riverside research shows that our hungry twin likely swallowed it.

The sun is such a constant in our lives that it can be difficult to imagine our star ever changing. But the sun can be quite variable. There are times when its magnetic field is turbulent and generates many sunspots and ...

MIT PhD candidate Lanie McKinney is developing technology to convert the chemicals in the Martian atmosphere into propellant to bring astronauts home.