Posts by 

Dave Adalian

World’s 1st 3D-printed rocket: Beautiful launch, but no joy

Relativity launched the world's 1st 3D-printed rocket yesterday, March 22, 2023. But the rocket failed to achieve orbit after the 1st stage.

Another atmospheric river is slamming California

Another atmospheric river will slam California today, March 14, 2023, bringing dangerous rainfall amounts and additional flooding.

Japanese rocket fails to make orbit, drops like a stone

The Japanese rocket H3 failed to reach orbit on its maiden flight on March 6, 2023. The spacecraft and its payload, a JAXA satellite, were lost.

Rockfall at Yosemite’s El Capitan caught on video

A visitor had a video camera handy during a rockfall at Yosemite's El Capitan on February 20, 2023. It happened during the annual firefall at Horsetail Falls.

Chinese Mars rover not moving. Is it kaput?

The Chinese Mars rover Zhurong has not moved since at least September 2022. Has its mission ended? There’s been no official word from the Chinese space agency.

Stranded ISS crew: New spacecraft launched

On Friday, February 24, 2023, Russia successfully launched a replacement Soyuz spacecraft for the stranded ISS crew to ride home in.

Starship fires (almost) all her engines

SpaceX performed a successful full-duration static test fire of the Starship Heavy Booster on Thursday, February 9, 2023.

Is a space junk disaster inevitable? Another close call

Two large pieces of Soviet-era space debris narrowly missed colliding in a space junk disaster on January 2023. Is a collision inevitable?

Starship aced a critical fueling test this week

SpaceX's Starship completed a milestone fueling test this week: 10 million pounds (4.5 million kg) or so of liquid fuels loaded into the stacked spacecraft.

NASA, DARPA: Nuclear rocket to Mars and beyond

NASA and DARPA will build a nuclear rocket to Mars. An uncrewed prototype could launch as early as 2027, they said.