NASA’s Europa Clipper launches on mission to icy Jupiter moon

Scientists are eager to see if Europa's subsurface ocean could support life, as NASA's Europa Clipper is scheduled to begin its journey.

By Joel AchenbachOctober 14, 2024

Can an icy Jupiter moon sustain life? NASA’s biggest space probe will investigate.

NASA is set to launch a jumbo spacecraft, Europa Clipper, to see if an icy moon of Jupiter has the characteristics of a habitable world.

By Joel Achenbach, William Neff and Leslie ShapiroOctober 12, 2024

As International Space Station ages, air leaks from Russian section

In late September, the inspector general identified 588 replacement parts that were operating beyond their planned operational lifetimes.

By Aaron Gregg and Christian DavenportOctober 9, 2024

Take a quiz on asteroids as one becomes Earth’s ‘mini-moon’ this fall

Millions of asteroids are floating around in space. Find out what you know about these relics of our solar system with this cosmic quiz.

By Lizette OrtegaSeptember 27, 2024

FAA to fine SpaceX for breaking launch rules, drawing rebuke from Musk

The Federal Aviation Administration wants to fine Elon Musk’s SpaceX $633,009 for allegedly failing to follow license requirements in two recent launches.

By Aaron GreggSeptember 17, 2024

SpaceX’s Polaris Dawn spaceflight ends with splashdown off Florida

The mission was commissioned by billionaire Jared Isaacman, who made a fortune as the founder of Shift4 Payments, and did not involve NASA.

By Aaron GreggSeptember 15, 2024

SpaceX Polaris astronauts complete first spacewalk by private citizens

In an exclusive interview, the crew told The Post the suits worked well and the first test in space will allow SpaceX to continue to innovate.

By Christian DavenportSeptember 12, 2024

Underfunded, aging NASA may be on unsustainable path, report warns

NASA is not focused enough on the future, fails to think strategically and has a mismatch between ambitions and budget, says a sweeping report by aerospace experts.

By Joel AchenbachSeptember 10, 2024

Webb telescope detects what looks like a giant question mark in space

The “Question Mark Pair” is an optical illusion created by two galaxies that astronomers have observed in deep space with the James Webb Space Telescope.

By Joel AchenbachSeptember 5, 2024

How NASA plans to rescue two astronauts stuck in space

Almost three months ago, two NASA astronauts flew to space in a Boeing spacecraft – and have been stuck at the International Space Station ever since. Today on “Post Reports,” what went wrong and what this could mean for the future of spaceflight.

By Ted Muldoon, Reena Flores and Sabby RobinsonAugust 27, 2024

Daring SpaceX Polaris mission aims for first spacewalk by private citizens

The Polaris Dawn mission is the first of three flights that Jared Isaacman has commissioned from SpaceX.

By Christian DavenportAugust 25, 2024

NASA to keep Starliner crew in space until 2025, with SpaceX handling return

Sunita Williams and Barry Wilmore have been on their mission far longer than originally expected.

By Christian DavenportAugust 24, 2024

NASA says data will guide return of stuck astronauts, but past tragedies loom large

The political implications for the White House are unmistakable even as NASA vows engineering and data alone will guide whether two astronauts return in the troubled Starliner.

By Christian DavenportAugust 22, 2024

India’s lunar lander unearths evidence the moon had a magma ocean

A new batch of data supports the molten moon scenario, delivered by a rover that India deposited last year near the lunar south pole.

By Joel AchenbachAugust 21, 2024

Iran seeks China’s help with surveillance satellites, officials say

Tehran is chasing deals with two Chinese companies that specialize in small satellites with powerful cameras. Intelligence assessments worry about military applications.

By Joby Warrick and Souad MekhennetAugust 16, 2024

Starliner crew may stay in space until February as NASA weighs SpaceX option

The astronauts on the Boeing test flight were supposed to stay on the International Space Station for eight days but could end up staying eight months.

By Christian DavenportAugust 7, 2024

Mars rover discovers an ancient rock with a ‘potential biosignature’

Scientists are intrigued, but caution this does not necessarily mean life on Mars because organic molecules can have non-biological origins.

By Joel AchenbachJuly 25, 2024

SpaceX’s Falcon 9 rocket suffers engine failure during satellite launch

SpaceX CEO Elon Musk wrote on X that the engine on the mission with no astronauts failed “for reasons currently unknown. Team is reviewing data tonight to understand root cause.”

By Christian DavenportJuly 12, 2024

Webb space telescope keeps delivering cosmic surprises

The latest image from the James Webb telescope shows a pair of intertwined galaxies, known as Arp 142, and nicknamed the Penguin and the Egg.

By Joel AchenbachJuly 12, 2024

NASA astronauts are confident Boeing’s Starliner will get them home

NASA and Boeing are continuing to conduct ground tests to see why five of the spacecraft’s thrusters stopped working during the approach to the space station.

By Christian DavenportJuly 10, 2024