EarthSky News - Oct 28 - Moon Night, Top Stories

October 28 Moon Night Top Stories by:

Tonight … International Observe the Moon Night A global, public event coming up on October 28. Click in for links to events near you, and to learn how to participate online. Wayward moon receding from Earth The moon is getting steadily farther from Earth - year by year - at the rate of about 1.5 inches (3.8 cm) per year. That's about the rate that your fingernails grow. Astronomers confirm Earth has an asteroid buddy It's a small asteroid called 2016 HO3. It travels along with Earth in orbit around the sun. How the universe creates gold Scientists have seen it created in the cosmic fire of 2 colliding stars via gravitational waves. A potential human habitat on the moon? New study says this underground lava tube is large enough to house a city. Alligators eat sharks Jaws beware! Alligators might be coming for you. How cold and wet in the US this winter? La Niña (or not) is the biggest wildcard in how this year’s winter might shape up.

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Tonight's moon is in a waxing gibbous phase Simulated image of the waxing gibbous moon of October 28, 2017. Click here to simulate the moon phase for any date, via the U.S. Naval Observatory. Click here to learn about the moon's increasing distance from Earth.

Reliving Cassini's final moments This is the Cassini spacecraft's last full view of Saturn on September 13, 2017. Space engineers have reconstructed what happened to Cassini as it plunged into the planet last month. Submit your photo to EarthSky here!

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EarthSky News - Oct 27 - A Potential Human Habitat on the Moon?

October 27 A Potential Human Habitat on the Moon? by:

A potential human habitat on the moon? A new study says a hole in the moon’s Marius Hills region is the skylight of an underground lava tube large enough to house a city. Webcam surveys high clouds on Mars A webcam on ESA’s Mars Express has acquired an unprecedented catalog of more than 21,000 images, providing a global survey of unusual, high-altitude, martian clouds. Star of the week: Mirach The orange-colored star Mirach in the constellation Andromeda acts as your guide star to 3 different galaxies. Tonight … Shedding light on the moon's dark side A far side of the moon remains hidden from Earth, but doesn’t stay permanently dark.

Last day to get your lunar calendar 25% OFF Less than 24 hours left to get your 2018 EarthSky lunar calendar 25% OFF. Purchase at The EarthSky Store. 100's of people have already started receiving their calendars, thanks for the support!

Shedding light on the moon's dark side First quarter moon comes at 22:22 UTC today (at U.S. time zones: 6:22 p.m. EDT, 5:22 p.m. CDT, 4:22 p.m. MDT and 3:22 p.m. PDT; translate to your time zone.

Star trails over Smiths Falls When a camera captures a star’s movement across the sky, it’s called a star trail. Fiona M. Donnelly captured this image on October 21, in Smiths Falls, Ontario. She wrote, "Our Earth's rotation during a one-hour period." Submit your photo to EarthSky here!

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