As NASA’s moon-landing plans with SpaceX hang in the balance, other bold ideas are quietly starting to take shape.

Some Trump administration officials, including at the White House, have expressed frustration with Transportation Secretary Sean Duffy in recent weeks as internal wrangling over who will lead NASA ...

Acting NASA Administrator Sean Duffy said SpaceX is “behind schedule” and thwarting the space agency’s ability to beat China back to the moon.

Elon Musk lashed out at Transportation Secretary Sean Duffy on X Tuesday, after Duffy suggested NASA may sideline SpaceX from its moon mission.

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in December.

A gamma ray glow at our galaxy’s center has puzzled scientists for almost two decades. New computer simulations back the ...

NASA may sideline SpaceX and choose a different company to land its astronauts on the moon later this decade, acting space agency chief Sean Duffy suggested during TV appearances Monday. Duffy ...

SpaceX completed an hour-long Starship test flight — the last mission for the troubled V2 prototype that has failed several times this year.

The moniker harvest moon indicates that it’s the full moon event closest to the autumnal equinox, or the first day of fall. Historically, the moon’s bright light helped farmers complete their harvests ...

The government shutdown is on track to extend into a third week. Congress remains deadlocked on a funding plan, and the Senate isn’t scheduled to hold any votes until Tuesday.

Comets SWAN and Lemmon will both swing by Earth and appear bright in the sky near the end of October. Here’s how to see them.

The government shutdown is on track to extend into a third week. Congress remains deadlocked on a funding plan, and the Senate isn’t scheduled to hold any votes until Tuesday. Follow for live updates.