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Photos: OSIRIS-REx on pad to begin voyage to Bennu and back
Headed to a relic from the solar system's formation over four billion years ago, NASA's OSIRIS-REx sample return craft was moved to Cape Canaveral's Complex 41 launch pad today in preparation for liftoff Thursday aboard an Atlas 5 rocket en route to Asteroid Bennu hoping to find the seeds of life.

Photos: Atlas 5 rocket rolls out to launch asteroid sampling probe
Poised to embark on a 7-year adventure to Asteroid Bennu and back, NASA's OSIRIS-REx sample return spacecraft was moved to the launch pad today aboard its Atlas 5 rocket for liftoff Thursday evening.

Atlas 5/OSIRIS-REx launch timeline
Follow the Atlas 5 rocket’s ascent from Cape Canaveral’s Complex 41 launch pad to send NASA's OSIRIS-REx on an interplanetary trajectory to intercept Asteroid Bennu and bring back a pristine sample. Launch is scheduled for Thursday at 7:05 p.m. EDT (2305 GMT).

Photos: Asteroid probe encapsulated, mounted atop Atlas 5 for launch
Technicians inched the two halves of the Atlas 5's aluminum nose cone around NASA's OSIRIS-REx spacecraft to package the asteroid sample return probe, then moved the satellite to the rocket's assembly building and hoisted it aboard the two-stage booster during the final days of August for the Sept. 8 launch.

Video: Atlas/OSIRIS-REx pre-launch and mission science press briefings
Watch the Atlas 5 rocket and OSIRIS-REx asteroid sample return spacecraft pre-launch news conference and the mission science briefing held on Launch-minus 2 days at the Kennedy Space Center.

Atlas 5 rocket cleared to launch NASA probe to Asteroid Bennu
Mission leaders Tuesday gave approval for rollout of the United Launch Alliance Atlas 5 rocket to its pad on Wednesday morning, leading to liftoff Thursday evening of a NASA probe to rendezvous with an asteroid and bring a sample back to Earth.

Preview: NASA craft launches Thursday seeking the seeds of life on asteroid
What began as a concept scribbled on a cocktail napkin in a Tucson bar 12 years ago -- sending a spacecraft to an asteroid and retrieving a pristine sample to bring back to Earth for study -- becomes reality Thursday with the launch of NASA's OSIRIS-REx mission.

Weather forecast favorable for Atlas 5 to launch NASA asteroid probe Thursday
Prognosticators are predicting favorable weather conditions to launch an Atlas 5 rocket Thursday and send NASA's OSIRIS-REx spacecraft on its interplanetary journey to interrogate an asteroid and collect a surface sample for return to Earth.

Asteroid probe apparently unharmed in nearby SpaceX explosion, passes its FRR
NASA says initial checks show no damage to the Atlas 5 rocket or the agency's asteroid-bound OSIRIS-REx spacecraft that stood within the Vertical Integration Facility just a mile away from the SpaceX explosion Thursday.

Animation of OSIRIS-REx mission from liftoff to return home
This NASA animation depicts the OSIRIS-REx mission to grab a sample of Asteroid Bennu and return it to Earth for study. Launch from Cape Canaveral aboard an Atlas 5 rocket is scheduled for Sept. 8 and landing in Utah is planned for Sept. 24, 2023.