Menu
Sign In Search Podcasts Libraries Charts People & Topics Add Podcast API Blog Pricing

Alex McColgan

๐Ÿ‘ค Speaker
See mentions of this person in podcasts
24099 total appearances

Appearances Over Time

Podcast Appearances

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

Carroll Crater is a small, bright spot roughly 5.6km across, located on the western limb of the moon.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

Because of its position, it is occasionally visible from Earth with a powerful telescope, allowing Wiseman's daughters, Katie and Ellie, to look up and see their mother's legacy on its surface.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

What a wonderful tribute.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

And there was another poignant moment in this phase of the mission.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

This is Earthset, a haunting image taken by Commander Wiseman that echoes the iconic Earthrise image taken by Apollo 8 astronaut Bill Anders some 58 years ago as he too flew around the moon.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

It truly makes you appreciate how special Earth and our place in the universe is.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

And there are still more spectacular images on the way.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

As Orion moved into the moon's shadow, the crew experienced a total solar eclipse from a vantage point never before seen by human eyes.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

For nearly an hour, the Moon, appearing five times larger than the Sun, blocked out the solar disk.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

The astronauts used special eclipse glasses to study the Sun's corona, the Sun's outermost atmospheric layer, which appeared as a glowing halo around the dark lunar disk.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

In this image from the onboard cameras, you'll notice a faint, ghostly glow clinging to the left edge of the moon.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

This is Earthshine, sunlight reflecting off our own planet to light up the lunar limb.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

Even more impressively, with the sun's glare hidden behind the moon, the crew witnessed a rare planetary parade.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

Saturn, Mars, Mercury, and Venus all appeared in images of the eclipse as bright point sources in the dark background.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

This darkness also allowed for one of the moon's most startling scientific discoveries.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

While observing the night side of the moon, Wiseman and Hansen spotted quick flashes of light.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

These were impact flashes, millisecond-long bursts of bluish-white light caused by micrometeorites slamming into the lunar surface at tens of kilometers per second and vaporizing on impact.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

The crew logged at least six distinct impacts.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

In Houston's science evaluation room, geologists were jumping up and down with delight.

Astrum Space
What Artemis 2 Discovered on the Dark Side of the Moon

Witnessing these events in real time is exceptionally rare and proves that the Moon is under a much more constant bombardment than previous models suggested.