December 15, 2025
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Perseverance

Atlas 5

Atlas 5 launch timeline on the Mars 2020 mission

July 29, 2020 Stephen Clark

This is the launch timeline to be followed by the Atlas 5 rocket’s ascent into space from Cape Canaveral with NASA’s Mars 2020 mission.

Atlas 5

ULA’s Atlas 5 is NASA’s go-to rocket for nuclear-powered space probes

July 29, 2020 Stephen Clark

NASA’s Perseverance rover, set for liftoff Thursday on a journey to Mars, posed some unusual challenges for launch crews working with the robot’s plutonium-fueled power generator, but United Launch Alliance’s Atlas 5 rocket is uniquely suited for the job, the company’s CEO says.

Atlas 5

Photos: Atlas 5 rolled out to launch pad with NASA’s Perseverance Mars rover

July 28, 2020 Stephen Clark

A United Launch Alliance Atlas 5 rocket emerged from its vertical hangar Tuesday for the 1,800-foot journey to pad 41 at Cape Canaveral Air Force Station, moving into position for liftoff Thursday with NASA’s Mars 2020 Perseverance rover.

Atlas 5

NASA’s Perseverance rover signals new era in Mars exploration

July 28, 2020 Stephen Clark

NASA’s Perseverance rover will depart Cape Canaveral Thursday on a $2.7 billion mission to Mars, carrying with it the first interplanetary aircraft, sophisticated instruments to search for signs of ancient life, and drill to core samples for eventual return to Earth.

Atlas 5

Live coverage: Atlas 5 rocket launches with NASA-built Mars rover

July 28, 2020 Stephen Clark

A United Launch Alliance Atlas 5 rocket lifted off at 7:50 a.m. EDT (1150 GMT) Thursday from pad 41 at Cape Canaveral Air Force Station with NASA’s Mars 2020 Perseverance rover.

Atlas 5

Good weather predicted for NASA’s Mars rover launch Thursday

July 27, 2020 Stephen Clark

In the first official weather outlook the planned launch this week of NASA’s Mars 2020 Perseverance rover, meteorologists predict an 80 percent chance of favorable conditions to allow liftoff of an Atlas 5 rocket from Cape Canaveral Thursday.

Atlas 5

Plutonium power source installed on NASA’s next Mars rover

July 22, 2020 Stephen Clark

The nuclear power generator for NASA’s Perseverance rover has been installed on the spacecraft atop an Atlas 5 rocket at Cape Canaveral, and mission managers gave a green light Wednesday to continue preparations for the rover’s July 30 launch toward Mars.

Atlas 5

Photos: Mars rover encapsulated for launch, mated with Atlas 5 rocket

July 10, 2020 Stephen Clark

NASA’s Perseverance rover, contained inside its aeroshell for a searing plunge into the Martian atmosphere next year, has been cocooned inside the payload shroud of its Atlas 5 launcher and mated with the rocket ahead of liftoff from Cape Canaveral scheduled for July 30.

Atlas 5

Mars rover mated with Atlas 5 launcher after teams deal with coronavirus cases

July 9, 2020 Stephen Clark

NASA’s Perseverance Mars rover has been hoisted on top of its United Launch Alliance Atlas 5 rocket at Cape Canaveral for liftoff this month, passing a major pre-launch milestone after teams repaired a small leak on the launch vehicle and overcame delays caused by coronavirus cases among staff working on the mission.

Atlas 5

NASA delays Mars rover launch to no earlier than July 30

June 30, 2020 Stephen Clark

A technical issue with the United Launch Alliance Atlas 5 rocket that will send NASA’s $2.4 billion Perseverance rover toward Mars has pushed the mission’s launch date back to no earlier than July 30, nearly two weeks into a month-long window for the rover to head to the Red Planet, or else face a two-year delay.

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News Headlines

  • Falcon 9 launch of 29 Starlink satellites from the Kennedy Space Center delayed to Tuesday
    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
  • Study: Current, future megaconstellations risk space-based astronomy
    December 12, 2025
  • SpaceX breaks launch pad turnaround record with flight of Falcon 9 rocket from Cape Canaveral
    December 11, 2025
  • SpaceX launches 160th Falcon 9 rocket of 2025
    December 10, 2025
  • SpaceX launches classified payload for the National Reconnaissance Office
    December 9, 2025
  • Soyuz safely lands in Kazakhstan
    December 9, 2025
  • SpaceX launches 3,000th Starlink satellite in 2025 on record-setting 32nd flight of Falcon 9 booster
    December 7, 2025
  • SpaceX launches 28 Starlink satellites on Falcon 9 rocket from Vandenberg SFB
    December 7, 2025
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