Space Exploration

Latest about Space Exploration

two astronauts in white spacesuits work near a large antenna dish outside a space station with a blue and white planet as their backdrop

'You just saved the video dish': Two astronauts complete spacewalk to replace ISS antenna

By Robert Z. Pearlman Published

Astronauts Anil Menon and Sophie Adenot completed a 6.5-hour spacewalk on Tuesday, (Aug. 25), installing a replacement Space-to-Ground antenna on the outside of the International Space Station.

International Space Station
Illustration of SpaceX's planned Starbase Louisiana site, which the company says will support thousands of Starship launches per year.

Starbase Louisiana: SpaceX announces enormous $100 billion Starbase launch site

By Josh Dinner Published

A new spaceport will bring 10 launch pads to Louisiana's Gulf Coast and support thousands of Starship launches per year.

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Private Spaceflight
NASA’s Advanced Composition Explorer (ACE), launched in 1997, continues to provide insight into the interplanetary medium while serving as a sentinel for real-time space weather events.

On this day in space! Aug. 25, 1997: NASA launches Advanced Composition Explorer to track solar wind and so much more

By Hanneke Weitering Published

NASA's Advanced Composition Explorer, or ACE satellite, studies energetic particles traveling through space.

Space Exploration
two astronauts in bulky white space suits maneuver on the outside of a large facility covered in solar panels and machinery

Astronauts make history repairing the ISS | Space photo of the day for Aug. 25, 2026

By Chelsea Gohd Published

ESA astronaut Sophie Adenot and NASA astronaut Anil Menon complete a spacewalk on Aug. 18, 2026.

Human Spaceflight
Ares Shield just signed a deal to provide protection for some of Lonestar Data Holding's satellites.

Polish startup Ares Shield hired to protect data center satellites with high-power microwave weapons

By Mike Wall Published

Florida-based Lonestar Data Holdings has contracted Polish startup Ares Shield to provide protection for its off-Earth data centers, in a deal worth up to $6 million.

Satellites
The Starling swarm’s extended mission tested GPS-independent navigation, using onboard star tracking for self-orbit determination and space object catalog updates.

NASA satellites ace world's 1st 'lost-in-space' GPS-free navigation experiment

By Elizabeth Howell Published

No GPS? No problem. A team of NASA satellites are extending their stay in space after successfully proving out navigation by other means.

Satellites
A bright arc streaks through the night sky

SpaceX sets rocket-reuse record on 100th Falcon 9 launch of the year (video)

By Mike Wall Last updated

SpaceX set a new rocket-reuse record early Tuesday morning (Aug. 25), on its 100th Falcon 9 flight of the year.

Launches & Spacecraft
Two astronauts in white bulky spacesuits work outside a large space station set against the blackness of space.

Watch 2 astronauts replace failed ISS antenna during spacewalk today

By Mike Wall Published

NASA astronaut Anil Menon and France's Sophie Adenot will conduct a spacewalk today (Aug. 25) to replace a space-to-ground-antenna on the International Space Station. Here's how to watch live.

International Space Station
a row of people in the distance take photos of a rocket far away but large in frame.

Goodbye, Falcon 9: SpaceX planning to retire workhorse launcher when Starship is up and running

By Josh Dinner Published

SpaceX plans to retire its workhorse Falcon 9 once it gets the next-gen Starship megarocket online. But what will removing one of the most-flown rockets in history do to the current launch market?

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Launches & Spacecraft
A man stands next to Ranger-1

On this day in space! Aug. 23, 1961: Ranger 1's botched space launch

By Hanneke Weitering Published

On Aug. 23, 1961, NASA launched the Ranger 1 robotic spacecraft on a precursor mission to test new technologies for later moon missions.

Space Exploration
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