"Unless something changes, it is highly unlikely the United States will beat China’s projected timeline to the Moon’s surface ...

Spacecraft have used a plutonium isotope to stay afloat for decades, but another isotope could last even longer.

Government leaders in Montgomery County, Maryland, have set a goal of reducing greenhouse gas emissions by 80 percent by 2027 ...

An executive order (EO) signed by President Trump on Thursday (Aug. 28) — just before millions of Americans began their Labor ...

(Thumbnail image depicts the Full Corn Moon in the sky on the night of September 7, 2025, with the planet Saturn nearby ...

It took the capsule 17 hours to make the trip home, experiencing re-entry temperatures of around 3,000 degrees Fahrenheit as ...

The Army plans to eliminate its helicopter science and technology office in California, with potential negative impacts for national security.

But in reality, it may be the beginning of a new phase of life for all the objects living in the solar system. When stars ...

Though the days are fast ticking by, that success is far from assured. DART is the first-ever test of what NASA calls a ...

Sometime in September, Juno’s orbit will degrade naturally, and Jupiter’s gravity will pull the spacecraft in, and the atmosphere will consume it. Visit www.science.nasa.gov/mission/juno/ for the ...

The last time Mike Fincke was in space, he set a cumulative time in space record for an American astronaut. This week, he notched a personal milestone.

The true Earth-Moon distance ranges from approximately 224,000 to 252,000 miles (360,000 to 405,000 kilometers), depending on ...