December 20, 2025
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Breaking News
  • [ December 20, 2025 ] Space Development Agency awards roughly $3.5 billion to 4 companies for 72 missile tracking and warning satellites News
  • [ December 18, 2025 ] Rocket Lab launches 4 novel DiskSat satellites for U.S. Space Force, NASA Electron
  • [ December 18, 2025 ] Senate confirms Jared Isaacman as 15th NASA Administrator News
  • [ December 17, 2025 ] SpaceX flies Starlink mission using Falcon 9 booster flying for a 30th time Falcon 9
  • [ December 16, 2025 ] SpaceX launches Wednesday morning Starlink mission from Kennedy Space Center Falcon 9

Articles by Stephen Clark

News

Scientists suggest streaks on Martian hillsides are dry flows

November 26, 2017 Stephen Clark

Intermittent flows that appear on steep slopes on Mars are likely formed by flowing sand, and not water as some scientists previously suspected, according to a new study.

News

An interstellar interloper is dashing through our solar system

November 22, 2017 Stephen Clark

Astronomers say an object observed speeding through our solar system last month has an unexpected cigar-like shape and originated from another star, making it the first confirmed interstellar asteroid.

News

Three video imaging satellites launched from China

November 21, 2017 Stephen Clark

A Long March 6 booster took off Tuesday from China with three commercial Earth observation satellites designed to record high-definition video and color imagery from a perch more than 300 miles above the planet.

Delta 2

Photos: Delta 2 climbs into the night from Vandenberg Air Force Base

November 21, 2017 Stephen Clark

Launching from Vandenberg Air Force Base on California’s Central Coast on its third try, United Launch Alliance’s Delta 2 rocket lifted off Saturday with NOAA’s JPSS 1 polar-orbiting weather satellite.

News

NASA confirms contribution to Japanese-led Mars mission

November 20, 2017 Stephen Clark

NASA announced Thursday it will fund development of a scientific instrument that will fly on Japan’s Martian Moons Exploration mission, a robotic probe set for launch in 2024 to bring back the first samples from Mars’ largest moon Phobos.

News

NASA expects first Space Launch System flight to slip into 2020

November 20, 2017 Stephen Clark

The maiden flight of NASA’s Space Launch System, a heavy-lift human-rated rocket and one of the agency’s core programs, will likely not be ready for takeoff until 2020, officials said recently.

Delta 2

Penultimate Delta 2 rocket launch lofts advanced polar-orbiting weather satellite

November 18, 2017 Stephen Clark

A United Launch Alliance Delta 2 rocket climbed into space Saturday from California with a $1.6 billion polar-orbiting weather satellite for NOAA, the first of four upgraded observatories designed to keep vital meteorological data flowing to forecasters for the next two decades.

Delta 2

Video: JPSS 1 weather satellite deploys from Delta 2 rocket

November 18, 2017 Stephen Clark

NOAA’s new JPSS 1 weather satellite deployed from its Delta 2 launcher in an orbit more than 500 miles above Earth nearly one hour after blasting off from California.

Delta 2

Video: Delta 2 rocket lifts off from California

November 18, 2017 Stephen Clark

A United Launch Alliance Delta 2 rocket lifted off Saturday from Vandenberg Air Force Base in California with the JPSS 1 weather satellite, the first in a new line of polar-orbiting observatories for NOAA.

Falcon 9

SpaceX delays launch to study data from recent payload fairing test

November 16, 2017 Stephen Clark

SpaceX has postponed its next launch from the Kennedy Space Center indefinitely to examine data from a recent payload fairing test for another customer.

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News Headlines

  • Space Development Agency awards roughly $3.5 billion to 4 companies for 72 missile tracking and warning satellites
    December 20, 2025
  • Rocket Lab launches 4 novel DiskSat satellites for U.S. Space Force, NASA
    December 18, 2025
  • Senate confirms Jared Isaacman as 15th NASA Administrator
    December 18, 2025
  • SpaceX flies Starlink mission using Falcon 9 booster flying for a 30th time
    December 17, 2025
  • SpaceX launches Wednesday morning Starlink mission from Kennedy Space Center
    December 16, 2025
  • Rocket Lab Electron rocket aborts liftoff at engine ignition
    December 15, 2025
  • ULA Atlas 5 launch puts Amazon’s 180th broadband satellite in low Earth orbit
    December 15, 2025
  • Falcon 9 launch of 29 Starlink satellites from the Kennedy Space Center delayed to Wednesday
    December 14, 2025
  • SpaceX launches 100th Falcon 9 rocket from Florida in 2025
    December 14, 2025
  • SpaceX completes 550th booster landing amid Saturday night Falcon 9 flight
    December 13, 2025
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