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Is SLS worth the cost? NASA's new megarocket comes with a mega price tag

CAPE CANAVERAL, Fla. — The enormous Space Launch System (SLS), NASA's new moon rocket, is finally ready to fly. SLS is scheduled to lift off this morning (Aug. 29) on Artemis 1, the first mission in NASA's Artemis program of moon exploration.

NASA calls off Artemis 1 moon rocket launch over engine cooling issue

The issue stalled plans to launch the SLS rocket and its uncrewed Orion spacecraft on an ambitious 42-day test flight around the moon. Liftoff was scheduled for 8:33 a.m. EDT (1233 GMT).

Weather looks good for Artemis 1 moon mission launch, NASA says

CAPE CANAVERAL, Fla. — It looks like Mother Nature may cooperate for NASA's historic Artemis 1 megarocket launch to the moon on Monday (Aug. 29). The weather outlook has improved for the planned Artemis 1 launch at 8:33 a.m. EDT (1233 GMT) on Monday ...

These NASA photos of lightning strikes at the Artemis 1 moon rocket launch pad are amazing

"Whenever we see things that are as dramatic as lightning, we all we pay a lot of attention to it — as we should," Jeff Spaulding, NASA's Artemis 1 senior test director, told reporters Sunday (Aug. 28) at NASA's Kennedy Space Center in Florida, the site of ...

Artemis 1 flight to moon depends on precision rocket firings to pull off a complex trajectory

Mission planners had to take into account the constantly changing positions of Earth and moon to ensure the Space Launch System rocket accurately delivers Orion to a moving point in low-Earth orbit for the critical "trans-lunar injection" — TLI — rocket ...

Dark energy remains a mystery as Einstein's theory of gravity passes another test

Scientists are still coming up empty in the hunt for flaws in Einstein's theory of general relativity that could explain the mysterious force driving the accelerating expansion of the universe. The researchers studied 100 million galaxies ...

NASA begins fueling SLS rocket for Artemis 1 moon mission launch

CAPE CANAVERAL, Fla. — NASA has begun tanking up its giant new rocket for a debut launch to the moon. The space agency began fueling the Artemis 1 mission's towering Space Launch System (SLS) rocket at about 2:06 a.m. EDT (0606 GMT), after a nearly ...

Countdown begins for maiden launch of Artemis moon rocket

Countdown clocks began ticking Saturday for the maiden launch of NASA new Space Launch System rocket Monday on a long-awaited mission to send an unpiloted Orion crew capsule around the moon and back. Charlie Blackwell- ...

Why NASA wants to return to the moon before sending humans to Mars

CNN

CNN

When the uncrewed Artemis I mission launches on Monday, August 29, it's just the first step toward the future of space exploration. The last crewed landing on the moon, Apollo 17, was nearly 50 years ago. The final Apollo mission's record for the longest ...

NASA's Artemis I Launch: Everything You Need to Know About the Journey to the Moon

CNET

CNET

Artemis I's SLS rocket and Orion spacecraft are seen on launch 39B at Kennedy Space Center. NASA/Ben Smegelsky. There's a 32-story rocket mounted atop a launchpad ...