科技新闻 · 2026年10月21日
Japan Launches Historic MMX Spacecraft to Mars' Moon Phobos
Japan's Martian Moons eXploration (MMX) spacecraft lifted off from Tanegashima on 19–20 October, beginning a five-year mission to land on Phobos and return the first samples from a Martian moon to Earth.
US Bans DeepSeek AI From All Federal Civilian Agency Systems
The US Department of Homeland Security ordered all federal civilian agencies to remove China's DeepSeek AI tools, citing data-security risks and potential transfers of sensitive government information to China.
SpaceX AI Division Beats Expectations, Now Accounts for 52% of Revenue
SpaceX's Q3 2026 earnings revealed its AI and data-centre segment generated $7.5 billion — 52% of total revenue — turning a $431 million profit and marking the company's dramatic pivot away from its space roots.
Orionid Meteor Shower Peaks Tonight — Up to 20 Shooting Stars Per Hour
The annual Orionid meteor shower, fuelled by debris from Halley's Comet, reached its predicted peak at 18:00 UTC on 21 October, offering up to 20 fast meteors per hour in dark-sky locations worldwide.
CERN and Mistral AI Build 'Flare' — the First Foundation Model for Particle Physics
European physics lab CERN and French AI company Mistral AI have partnered to build Flare, a large physics model trained on one exabyte of Large Hadron Collider collision data to reconstruct particle events and accelerate scientific discovery.