John is a science and technology journalist and Space.com contributor. He received his B.A. in English and his M.A. in Computer Science from the City University of New York, Brooklyn College, and has bylines with TechRadar, Live Science, GamesRadar, and other publications. You can find him on Bluesky at @johnloeffler.bsky.social or seeking out dark sky country for spectacular views of the cosmos.
Latest articles by John Loeffler

By John Loeffler Published
"This is the first time AI has been used to help control a robot on the ISS."

By John Loeffler Published
An AI-powered controller on an orbiting satellite executed real-world attitude adjustments in space, showing that AI can fly satellites autonomously.

By John Loeffler Published
An unstable group of asteroids orbiting near Venus could threaten Earth — but not for a few thousand years

By John Loeffler Published
Time moves faster on the moon, and now we're one step closer to getting a lunar time zone to keep track of it.

By John Loeffler Published
A new microscope just arrived at the International Space Station to help study life's adaptability under extreme conditions using an innovative imaging technique.

By John Loeffler Published
On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, whether you call it a planet or not.

By John Loeffler Published
Scientists at the California Institute of Technology have taken a major step toward developing lightsails that could one day carry tiny spacecraft to distant star systems.

By John Loeffler Published
The CRACO radio telescope system processes a massive amount of data in real-time, so it can detect fast radio bursts and sporadic neutron stars with very high efficiency.

By John Loeffler Published
I didn't get to experience totality during 2017's solar eclipse, despite being just a few hours' drive away. I'm flying to Dallas so I don't make that mistake for the April 8 event.

By John Loeffler Published
After months of anticipation, NASA's OSIRIS-REx mission team has successfully accessed the treasure trove of asteroid material the probe collected during its billion-mile journey.

By John Loeffler Published
NASA's Volatiles Investigating Polar Exploration Rover is set to revolutionize lunar exploration when it lands on the moon's Mons Mouton.

By John Loeffler Published
A new robotics kit is coming for DIYers out there, but this one has an out of this world twist: It's a miniature robotic replica of the NASA Mars Perseverance rover.

By John Loeffler Published
Sierra Space marked a historic achievement with the completion of its first Dream Chaser space plane, which could launch as soon as April 2024.

By John Loeffler Published
Testing for NASA's Dragonfly mission is underway as engineers get the aerial rotorcraft ready for its anticipated 2027 departure to explore Saturn's moon, Titan.

By John Loeffler Published
Space Perspective introduced its latest addition to its space tourism operation: a uniquely designed restroom called the 'Space Spa' that will be a key part of its Spaceship Neptune capsule.

By John Loeffler Published
The University of California, Berkeley, and NASA's Ames Research Center just unveiled plans for a new $2 billion space research center in Silicon Valley.

By John Loeffler Published
A science club at a girls high school in the U.K. sent a pair of weather balloons high into Earth's atmosphere last month, and they're not done by a long shot.

By John Loeffler Published
A new study from researchers at the Southwest Research Institute has unearthed a fascinating discovery about Arrokoth, a trans-Neptunian object made famous by the New Horizons probe in 2020.

By John Loeffler Published
Could AI companions provide mental health support for astronauts experiencing the most unique instances of social isolation ever experienced by human beings?

By John Loeffler Published
NASA is forming a response team after an independent review board examined the agency’s ongoing plans and objectives for its upcoming mission to retrieve samples from Mars.

By John Loeffler Published
As commercial space flights increase, experts urge clear ethical guidelines on research involving passengers in the absence of existing ethical frameworks.

By John Loeffler Published
Lockheed Martin's new satellite operations facility will let a single operator control entire constellations of satellites from the cloud.

By John Loeffler Published
Stoke Space successfully tested its Hopper vehicle, showcasing innovative designs for its second stage rocket while aiming for full rocket reusability.
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