Don Machholz, 1952-2022

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Don Machholz, 1952-2022

We are heartbroken to announce the passing of Don Machholz, discoverer of 12 comets. He was also a writer for EarthSky ... and our friend.

Editors of EarthSky

August 9, 2022

See the moon approach Saturn on August 9 and 10

Watch a bright waxing gibbous moon approach Saturn on the evenings of August 9 and 10, 2022. Saturn is then in the faint constellation Capricornus.

Marcy Curran

August 9, 2022

Venus, Castor and Pollux line up on August 10

On the morning of August 10, 2022, notice our brightest planet, Venus, forming a line with the two bright Gemini stars, Castor and Pollux.

Marcy Curran

August 9, 2022

See Mars and Pleiades on August 10, morning

On the morning of August 10, 2022, look for Mars in the sunrise direction near the beautiful Pleiades star cluster. Nearby is reddish Aldebaran.

Marcy Curran

August 9, 2022

Can meteors make a sound? Scientists say yes

Is it possible to hear a meteor? Some people report hearing meteors make a sizzling sound. Scientists explain how you can hear a meteor.

Editors of EarthSky

August 9, 2022

How do meteorites survive their fiery journey to the ground?

Asteroid 2008 TC3 entered our atmosphere and scattered meteorites over Sudan. Researchers found the resulting meteorites came from the back of the asteroid.

EarthSky Voices

August 8, 2022

Mars Sample Return mission steps forward

The Mars Sample Return mission is changing a bit, including the addition of 2 new Mars helicopters. It will bring the 1st-ever Mars samples to Earth in 2033.

Paul Scott Anderson

August 8, 2022

UFOs – Ultra-red Flattened Objects – revealed by Webb

Astronomers analyzing new Webb images have found UFOs, or Ultra-red Flattened Objects. These UFOs are disk galaxies that only become visible in infrared light.

Kelly Kizer Whitt

August 8, 2022