What is a penumbral eclipse of the moon?

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What is a penumbral eclipse of the moon?

There are 3 kinds of lunar eclipses: total, partial and penumbral. A penumbral eclipse is very subtle. You can notice a shading on the moon's face.

Deborah Byrd

January 1, 2024

Mighty earthquake rocks Japan. Coastal areas evacuated

Mighty earthquake rocks Japan! The earthquake measured magnitude 7.5 according to USGS. It struck Japan on Monday afternoon, local time, prompting strong tsunami warnings.

Deborah Byrd

January 1, 2024

How to photograph a solar eclipse, with Alan Dyer

Get tips on how to photograph a solar eclipse with author and astrophotographer Alan Dyer. Use these tips for the April 8, 2024, total solar eclipse.

Kelly Kizer Whitt

January 1, 2024

Lenticular clouds look like UFOs

Lenticular clouds look like UFOs. See photos of lenticular clouds in various parts of the world, from the EarthSky community.

Deborah Byrd

January 1, 2024

Sun activity archive for January 2024

Sun activity archive for January 2024. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.

January 1, 2024

Mystery in the Orion Nebula: Pairs of rogue planets?

The James Webb Space Telescope has discovered something unexpected in the Orion Nebula: pairs of unusual planet-like 'binary objects' drifting freely in space.

Paul Scott Anderson

December 31, 2023

How many recipes for life in the universe?

Researchers in Wisconsin are searching for and testing new chemical recipes for the origin of life. Such recipes for life may be common in the universe.

Paul Scott Anderson

December 31, 2023