If an alien in the Alpha Centauri star system were craving pizza, it would take tens of thousands of years to deliver it ...

Add Yahoo as a preferred source to see more of our stories on Google. Former Area 51 employee Bob Lazar. Courtesy of Luigi Vendittelli Bob Lazar is a self-proclaimed physicist whose claims to inside ...

Using even the most advanced rocket propulsion technologies available today, it would take billions ...

"The successful performance of our thruster in this test demonstrates real progress toward sending an American astronaut to ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Every year, companies and space agencies launch ...

Interstellar comet 3I/ATLAS has just made its closest pass by Earth. came within about 168 million miles (270 million km) of our planet. Scientists say there is no danger at all as the object passed ...

Space is unforgiving about inefficiency. Every kilogram launched costs somewhere between $2,000 and $10,000 depending on the vehicle – and that’s on a good day with a favorable contract. In that ...

Stuttgart, Germany – Marc. 17, 2026 – ISPTech, a German space technology company developing propulsion systems for agile in-orbit maneuvering, announced it has raised €5.5 million in seed funding to ...

New Mexico — December 22, 2025 — Desert Works Propulsion (DWP) today announced the expansion of its domestic electric propulsion development and testing capabilities to address growing demand for ...