Artemis 2's Space Launch System rocket core stage was fitted with 4 RS-25 engines at NASA’s Michoud Assembly Facility in New Orleans. Footage courtesy: NASA/Evan Deroche/Steven Seipel/Eric Bordelon ...

Each report will include information on small-, medium-, and heavy-lift rockets, as well as a quick look ahead at the next ...

The interstellar comet 3I/ATLAS made its closest approach to Earth today (Dec. 19, 2025). Here's the latest news you need to ...

From a Cape Canaveral blockhouse the seven Mercury astronauts watched tensely last week as the countdown neared zero. Atop a towering Redstone rocket rested the one-ton Mercury space capsule of ...

Conceived not long after the first Chevy small blocks hit American streets, the RL10 was the type of rocket engine you could ...

Part 2 explores the dramatically different approaches to the launch systems, and the surprising similarities in the factors ...

Welcome to Edition 8.21 of the Rocket Report! We’re back after the Thanksgiving holiday with more launch news. Most of the big stories over the last couple of weeks came from abroad. Russian rockets ...

The rocket engines that powered earlier missions couldn’t meet the demands of modern spaceflight. Failures, near-misses, and structural fatigue pushed NASA toward a complete redesign. Reinventing the ...

The comet 3I/ATLAS is taking a long holiday journey this year. It's visiting from another solar system altogether. It's the third interstellar object recorded passing through our solar system.

The interstellar comet 3I/ATLAS is set to make its closest approach to Earth in December. 3I/ATLAS is the third-ever discovered object confirmed to have originated from outside our solar system. While ...

Danish and Ukrainian officials have marked the start of construction of a facility that will supply rocket fuel to Ukraine, believed to be the first such scheme in a NATO nation. Russia has repeatedly ...

At t-minus 60 seconds before liftoff last Friday morning, Laura Peticolas could be seen on a Zoom call crossing her fingers on both hands. Peticolas, a Sonoma State University professor who is ...