Oversight

The Republican Space Fans Exiting the House

The next Congress will be missing a few longtime advocates of exploration.

Management

An Ode to the Spacecraft That Filled the Galaxy With Planets

NASA’s beloved exoplanet-searching mission has run out of fuel, but not before enriching our understanding of the cosmos.

Tech

Trump's NASA Administrator: ‘No Reason’ to Dismiss U.N. Climate Report

In a wide-ranging interview, Jim Bridenstine explains his plans for NASA, the nerve-wracking Soyuz launch failure, and his views on climate change.

Tech

Hubble’s Hardware Woes and the Painful Era of Aging Spacecraft

Four of NASA’s most recognizable missions are in “safe mode” or unable to communicate with Earth.

Tech

NASA’s Beloved Mars Rovers Are Having a Rough Year

One was felled by a dust storm. And now the other has been sidelined by a technical glitch.

Tech

What the Heck Happened on the International Space Station?

The puzzling story of a mysterious malfunction 250 miles above Earth.

Tech

Hawaii’s Biggest Hurricane Threat in More Than Two Decades

“I’ve not seen such dramatic changes in the forecast track as I’ve seen with this storm.”

Management

SpaceX Pulls Ahead of Boeing in the Race to Fly American Astronauts

NASA says both companies are behind schedule—but one is closer to the finish line.

Tech

Too Much of a Good Thing at NASA

The agency’s culture of optimism is essential for launching people and robots into space. But it can lead to problems with budgets and deadlines.

Tech

Who Should Pay for the Mistakes on NASA’s Next Big Telescope?

The space agency has always coughed up the extra cash, but some politicians wonder if the contractor responsible for major errors should pitch in.

Defense

Trump’s Space Force Will Have to Wait

The president has called for the creation of a new military branch. So far, Congress is ignoring him.

Tech

Another Shocking Delay for NASA’s Next Big Telescope

If the James Webb Space Telescope wants to get off the ground, it will need a blessing—and more money—from Congress.

Defense

How Exactly Do You Establish a Space Force?

President Trump has directed his military advisers to create a sixth military branch devoted to the cosmos, but doing so may require an act of Congress.

Management

The Most Honest Out-of-Office Message

What if you deleted all your emails during vacation and never looked back?

Tech

‘We Choose to Go to the Moon’ Again—But When?

NASA has spent years talking about going to Mars, with little action. Is it about to do the same for the moon?

Management

What Should We Do About the International Space Station?

The Trump administration and Congress are set to collide over the fate of the massive orbital lab.

Management

NASA Chief: 'I Fully Believe and Know the Climate Is Changing'

“I also know that we human beings are contributing to it in a major way,” Jim Bridenstine said, taking an unusual stance for his administration.

Tech

Helicopters Are Coming to a Planet Near You

... beginning with a tiny chopper that is set to land on Mars in 2021.

Tech

The Solar System's Icy Secret Keeper

Scientists used archival data to search for signs of an ocean beneath Europa, a moon of Jupiter.