Posts by

Dave Adalian

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.

Dave Adalian

February 27, 2023

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.

Dave Adalian

February 25, 2023

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.

Dave Adalian

February 24, 2023

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.

Dave Adalian

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?

Dave Adalian

February 8, 2023

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.

Dave Adalian

January 27, 2023

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.

Dave Adalian

January 25, 2023

Korean moon probe grabs spectacular images

A Korean moon probe - the Korea Pathfinder Lunar Orbiter aka Danuri ("moon enjoy") - has captured iconic black-and-white images of Earth and the moon.

Dave Adalian

January 13, 2023

Replacement Soyuz to bring home stranded ISS crew

An uncrewed replacement Soyuz capsule will fly to the ISS in February to provide a safe way home for a trio of temporarily stranded crew members.

Dave Adalian

January 12, 2023

Virgin Orbit’s premiere UK launch fails

Virgin Orbit's premiere UK launch failed on Monday, January 9, 2023, as the rocket malfunctioned, and the satellites failed to reach their intended orbits.

Dave Adalian

January 11, 2023

Dave Adalian

Award-winning reporter and editor Dave Adalian's fascination with the cosmos began during a long-ago summer school trip. That fieldtrip never ended, and still Dave pursues adventures under the night sky. Dave grew up in California's Tulare County - where the San Joaquin Valley meets the Sierra Nevada - a wilderness larger than Delaware and Rhode Island combined. He studied English, American literature and mass communications at the College of the Sequoias and the University of California, Santa Barbara. He has worked as a reporter and editor for a variety news publications on- and offline during a career spanning more than 30 years.