SPACE.com invites experts in space exploration, science & technology to provide insightful commentary and informed perspective on news, current events, innovations, big ideas and ongoing research. Expert Voices includes Op-Ed analysis and opinion as well as interesting observations from the field and space exploration efforts around the world.
Women have been historically excluded from the space program but getting a woman to the Moon may change that.
While the world reflects on the first flight to the moon and our future on Mars, we think asteroids — the so-called "minor planets" — deserve recognition.
The Planetary Society's LightSail 2 spacecraft is finally ready to attempt flight by light. Here's what to expect from the June 24 launch!
Unifying all the forces and particles would require a particle accelerator far more powerful than humans have ever built.
April 26, 1803 was an unusual day in the small town of L'Aigle in Normandy, France — it rained rocks.
The universe really likes its information — but black holes pose a huge paradox physicists can't yet solve.
The moon has always served as an inspiration for humanity, and there are many potential benefits for further exploration of our planet's rocky satellite.
At the very largest scales — zooming out from solar systems, stellar clusters and even galaxies — a surprising pattern emerges in nature.
The big move could help our rocky planet escape the expanding sun and prevent a collision with Jupiter.
It's a perennial sci-fi favorite: other worlds, other universes, other possibilities, right beyond the bounds of the known cosmos or just a flick of a magic device away.
As society contemplates going to the moon or Mars, there's a rising debate as to whether it's worth the money.
All four known forces of nature have their own unique place — and the strong nuclear force governs the very small.
Fortunately, we're getting to the point where we can see potentially hazardous objects coming — and maybe even do something about it.
Neutrinos are the changelings of the subatomic world, but physicists are getting closer to pinning down the particles' true identities.
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