April 28, 2026
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Breaking News
  • [ April 27, 2026 ] ULA launches 29 Amazon Leo satellites on Atlas 5 rocket from Cape Canaveral Atlas 5
  • [ April 27, 2026 ] SpaceX scrubs Falcon Heavy launch of final ViaSat-3 satellite due to poor weather Falcon Heavy
  • [ April 26, 2026 ] SpaceX flies 25 Starlink satellites to orbit on its 50th Falcon 9 launch of the year Falcon 9
  • [ April 23, 2026 ] SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg SFB Falcon 9
  • [ April 21, 2026 ] SpaceX launches final GPS III satellite for the U.S. Space Force Falcon 9

Articles by Stephen Clark

Mission Reports

HTV supply ship sets course for re-entry

September 28, 2015 Stephen Clark

Heading for a destructive re-entry over the South Pacific with several tons of trash, Japan’s fifth HTV cargo craft departed the International Space Station on Monday after overcoming a last-minute snag in the lab’s robotics system.

Mission Reports

India’s first astronomy satellite launched into space

September 28, 2015 Stephen Clark

An Indian astronomical observatory rocketed into orbit Monday to study black holes and neutron stars — the compact, powerful remnants of exploded stars — in a five-year mission lauded as a milestone in India’s space program.

News

Second new Chinese launcher flies in a week

September 28, 2015 Stephen Clark

For the second time in less than a week, China has debuted a new type of rocket designed to broaden the scope of the country’s Long March launcher family. This time a solid-fueled booster named the Long March 11 blasted out of a mobile launch canister with four Chinese tech demo satellites.

Mission Reports

Live coverage: India’s first space observatory in orbit

September 27, 2015 Stephen Clark

India’s first dedicated astronomical observatory lifted off at 0430 GMT (12:30 a.m. EDT) Monday aboard a Polar Satellite Launch Vehicle, riding into a 400-mile-high orbit to begin a five-year mission studying the births and deaths of stars.

Members

Q&A with Rolf de Groot, head of ESA’s robotic exploration office

September 25, 2015 Stephen Clark

Spaceflight Now’s Stephen Clark spoke with Rolf de Groot, head of ESA’s robotic exploration coordination office, on Sept. 25, discussing the two-month launch delay of Europe’s ExoMars orbiter and landing demonstrator set to depart for Mars in 2016 and the status of an ambitious rover mission in 2018.

Falcon 9

First static fire completed on upgraded Falcon 9

September 25, 2015 Stephen Clark

SpaceX’s upgraded Falcon 9 booster powered up to full throttle in a brief ignition at the company’s Central Texas test site this week as engineers prepare for the rocket’s return to flight as soon as mid-November with a European communications satellite.

News

Secrets behind Pluto’s pastels far from being answered

September 24, 2015 Stephen Clark

Geologists said Thursday they are bewildered by images from NASA’s New Horizons spacecraft baring unseen landscapes on Pluto with unexpected “snakeskin” textures, colorful chasms routing through ancient landforms, and vivid new views of apparent glacial flows.

News

Modified missile launches three Russian satellites

September 24, 2015 Stephen Clark

Three Russian military satellites arrived in orbit Wednesday after taking off from the Plesetsk Cosmodrome aboard a Rockot launch vehicle, a decommissioned ballistic missile modified for space applications.

News

Orbital ATK beats out Aerojet in ULA booster selection

September 22, 2015 Stephen Clark

United Launch Alliance has selected Orbital ATK to provide solid rocket boosters for the company’s next-generation Vulcan launcher, and will switch the workhorse Atlas 5 to the new booster supplier by the end of 2018, officials said Tuesday.

News

Boeing identifies CST-100 prime landing sites

September 22, 2015 Stephen Clark

The first few flights of Boeing’s CST-100 Starliner commercial crew capsule will likely land on expansive desert plains in New Mexico or Utah, according to a former astronaut charged with developing the spacecraft’s operations scheme.

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News Headlines

  • ULA launches 29 Amazon Leo satellites on Atlas 5 rocket from Cape Canaveral
    April 27, 2026
  • SpaceX scrubs Falcon Heavy launch of final ViaSat-3 satellite due to poor weather
    April 27, 2026
  • SpaceX flies 25 Starlink satellites to orbit on its 50th Falcon 9 launch of the year
    April 26, 2026
  • SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg SFB
    April 23, 2026
  • SpaceX launches final GPS III satellite for the U.S. Space Force
    April 21, 2026
  • Blue Origin launches third New Glenn rocket, but payload ends up in wrong orbit
    April 20, 2026
  • Third flight of Blue Origin’s New Glenn rocket to feature 1st reuse of booster
    April 19, 2026
  • SpaceX makes 600th Falcon booster landing during West Coast Starlink mission
    April 18, 2026
  • Blue Origin hot fires its first previously flown booster, prepares for weekend launch
    April 16, 2026
  • Blue Origin one step closer to launching New Glenn from Vandenberg Space Force Base
    April 15, 2026
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