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‘Just in time for Canada Day’: Spacewalking astronauts repair space station’s huge Canadarm2
By Robert Z. Pearlman Published
Expedition 74 flight engineers Chris Williams and Jessica Meir conducted a seven-hour spacewalk to replace a wrist joint on the International Space Station's Canadarm2 robot arm on June 30, 2026.

Watch 2 NASA astronauts fix ISS' huge robotic arm during spacewalk today
By Mike Wall Published
NASA astronauts Chris Williams and Jessica Meir will fix the International Space Station's Canadarm2 during a spacewalk today (June 30), and you can watch the action live.

Mars orbiter watches Perseverance rover cross the marathon finish line | Space photo of the day for June 29, 2026
By Chelsea Gohd Published
With the speed at which the rover completed this marathon, and how well it continues to explore on Mars, who knows, maybe Perseverance will be the first to manage an ultramarathon on the Red Planet.

NASA's canceled Artemis hardware contracts reached $5.9 billion, audit finds
By Josh Dinner Published
A memo issued by NASA Office of Inspector General highlights huge cost increases and extended timelines for Artemis program hardware that has since been canceled.

NASA's aging infrastructure can't handle Artemis launches without $1 billion in upgrades, watchdog warns
By Josh Dinner Published
NASA's plan to return astronauts to the moon and bolster a rapidly growing commercial space industry is facing an infrastructure obstacle.

'Everybody wanted to be the first': Apollo astronauts were more competitive, Artemis 2 pilot says
By Mike Wall Published
NASA's Artemis moon program differs from Apollo in many ways, including the attitudes of its astronauts.

NASA wants to dump the ISS in the sea. Experts say the plan 'raises serious concerns for ocean health'
By Leonard David Published
NASA's plan to deorbit the International Space Station in coming years has stirred up a wave of reaction by a leading ocean conservation organization.

SpaceX Dragon says goodbye to the ISS | Space photo of the day for June 23, 2026
By Chelsea Gohd Published
The cargo spacecraft catches the sunlight as it departs its visit to the space station.
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