Space

Rocket launches, space exploration, and the missions pushing beyond Earth's orbit.

217 articles found

Robotically Assembled Electromagnetic Metamaterials for Long-Range Space Situational Awareness

David SmithDuke University  The increasing population of spacefaring vehicles and satellites motivates increasingly powerful technologies for space situational awareness (SSA). While the US space surveillance network (SSN) is able to monitor objects down to about four inches in size using, for example, the latest upgrade to the space fence, the associated requirements limit implementation to ground-based […]

NASAJuly 21, 2026

Why Maine’s Sandy Shorelines Turn Jagged

Differences in the underlying bedrock and how rivers distribute sediment make the coastlines west of Portland look unlike those northeast of the city.

NASAJuly 21, 2026

Dying Sun-like stars may kick themselves through space

Dying Sun-like stars may not fade away quietly. As blobs of gas erupt unevenly from their swollen surfaces, each burst gives the star a tiny push in the opposite direction. Thousands of these random kicks could eventually break apart distant stellar pairs or, in rare cases, drive two stars into a violent collision.

ScienceDailyJuly 21, 2026

GPT-5.6 Sol vs. Kimi K3 Speedrunning Kerbal Space Program Live

8 points 1 comment on Hacker News · twitch.tv

Hacker NewsJuly 20, 2026

SpaceX in your index fund, explained

Index funds are touted as one of the safest ways to invest. Rather than picking and choosing individual stocks, index funds let you bet on the market as a whole. So what happens when a company like SpaceX - a giant gamble, and, in my opinion, terribly overpriced - is fast-tracked into the Nasdaq-100? Does […]

The VergeJuly 20, 2026

The Space Force is now seeking to buy up to $30 billion in rocket launches

The Trump administration is asking the Space Force to do a lot. This will require more launches.

Ars TechnicaJuly 20, 2026

NASA Sets Briefings for SpaceX Crew-13 Mission to Space Station

NASA and its partners will discuss the upcoming crew rotation mission to the International Space Station during a pair of news conferences on Monday, Aug. 3, from the agency’s Johnson Space Center in Houston. Mission leadership will provide an overview of NASA’s SpaceX Crew‑13 mission at 12 p.m. EDT. Next, crew members will discuss their […]

NASAJuly 20, 2026

NASA, GE Aerospace Work Enables Hybrid-Electric Flight Demonstration

An aircraft powered by a megawatt-class hybrid-electric engine developed in collaboration with NASA and built by GE Aerospace, demonstrated flight of an innovation that can inform new generations of fuel-saving aircraft power systems. Mounted to a Saab 340B aircraft, the engine flew at Farnborough International Air Show in the United Kingdom. It was the public […]

NASAJuly 20, 2026