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.
Private company SpaceX launched SN8, a prototype of its Starship spacecraft, designed to go to the Moon and Mars, on December 10.
On Dec. 21, 2020, Jupiter and Saturn will cross paths in the night’s sky and for a brief moment, they will appear to shine together as one body.
Ghostly circles of radio emission, hanging out in space like cosmic smoke-rings, can't be explained by current theories. And astronomers are excited to figure them out.
If teensy black holes could be produced inside the world's largest atom smasher, the Large Hadron Collider, that would be a boon for physics.
What if black holes aren't black holes at all, but rather the cosmic equivalent of fuzzy, vibrating balls of string?
It sounds like science fiction: giant solar power stations floating in space that beam down enormous amounts of energy to Earth.
China has been the only country to land on the Moon for over 40 years – since the Soviet Luna programme.
The search for dark matter is at a crossroads. Now, physicists have a new way to tell what the invisible stuff is made of.
November 2 marks 20 years since the first residents arrived on the International Space Station (ISS).
A pair of astronomers is advocating a daring new research program: to turn our widening search for life beyond Earth into a hunt for dark matter.
Our sun's death is a long way off — about 4.5 billion years, give or take — but someday it's going to happen, and what then for our solar system?
These fields are generated thousands of kilometres below the planet’s surface in its liquid core and extend far into space – shielding the atmosphere from harmful solar radiation.
As entrepreneurs spend billions on space, there is a backlash building that holds their projects as icons of extravagance, even as they may help save the Earth. This is the "Elysium effect."
Physicists suggest harnessing the gravitational pull of black holes to create ferocious particle accelerators. The trick? Carefully set everything up so the particles don't get lost forever.
Only eight countries have signed the Artemis Accords, a set of guidelines surrounding the Artemis Program for crewed exploration of the moon.