Space Shuttle Endeavour displayed vertically in new exhibit at California Science Center
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The SpaceX IPO tells one story. Here is the more important one.
When SpaceX publicly listed, the coverage focused on the rockets, the valuation, and the personalities. That’s understandable. But the more important story is what the IPO signals about where the space economy is heading — and what that means for the countries and companies that have been quietly building it. For most of the history…
Earth may have been seeding Venus with life for billions of years
The theory of panspermia proposes that life, or the ingredients needed for it, can spread throughout the cosmos aboard asteroids, comets, and other rocky objects. When life develops on a planet, powerful impacts can blast material from its surface into space, potentially carrying microscopic organisms or organic compounds to other worlds. Scientists have long debated…
In 1776, the moon was a clock, a calendar and a streetlight — and it was 31 feet closer to Earth
After Americans declared independence on July 4, 1776, a waning gibbous moon rose in the night sky. To the people celebrating the birth of a new nation, it would have looked much the same as the moon we see today. But there was one subtle difference: 250 years ago, the moon was about 31 feet…
NASA Seeks Volunteers for New Yearlong Simulated Moon, Mars Mission
NASA is recruiting research participants for the agency’s next simulated deep space mission. Beginning no earlier than August 2027, research volunteers will spend one year living and working in interplanetary environments at the agency’s Johnson Space Center in Houston, operating under isolated conditions expected during crewed missions to the Moon or Red Planet. Insights from this…
America’s First Space Station Proved Humans Could Live and Work in Orbit for Months. Now, the Public Can See What It Looked Like in Person for the First Time in Eight Years
A backup version of Skylab was displayed when the Smithsonian’s National Air and Space Museum opened 50 years ago. After renovation of the building, the artifact is once more on view in a new gallery Carlyn Kranking | Associate Web Editor, Science July 1, 2026 5:30 p.m. An image of Skylab captured by its final…
Observations on ‘The Search for Technosignatures: A Review of Possibilities’
I don’t usually post comments at the top of the site, but I’m making an exception here for a couple of reasons. The recent paper I reviewed by Clément Vidal and colleagues covering technosignatures and strategies for detection is a significant work, the kind of consolidation of resources the field needs as the original radio…
