Posts by 

Kelly Kizer Whitt

Jupiter and the moon, August 16, 17 and 18 mornings

Jupiter and the moon grow farther apart in the sky as the moon's lit face shrinks in size. Watch the moon recede from Jupiter on August 16, 17 and 18, 2022.

Did giant meteorite impacts create the continents?

Scientists studying the Pilbara Craton in Western Australia have found evidence that the continents got their start from giant meteorite impacts.

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.

M81 and M82 as never seen before

Get a fresh look at galaxies M81 and M82 in Ursa Major. These incredible images combine hours of exposures and processing for a look at fine structures.

Tonga eruption may weaken ozone layer

The Tonga eruption of January 15, 2022, injected so much water vapor into the atmosphere that it may weaken our protective ozone layer.

The Cartwheel Galaxy is Webb’s newest image

The James Webb Space Telescope's newest release is the Cartwheel galaxy, a gorgeous spiraling galaxy with inner and outer rings and lots of star formation.

Limb darkening is an optical effect on the sun

Limb darkening is an effect we can see on the sun where the edges of the sun are darker than the center, due to the amount of photosphere we're looking at.
Space

Launches and spaceflight updates: Week of August 1, 2022

Launches updates for the week of August 1, 2022: South Korea launches its first moon mission, Elon Musk hints at a date for Starship, and more.

Garbage in our oceans: How best to remove it?

Some groups are trying to clean up garbage patches in the oceans while others are trying to stop the plastics from entering the oceans in the first place.

Uranus and Mars conjunction on July 30 and 31

Use Mars to spot the elusive 7th planet, Uranus. A pair of binoculars will help you see the faint outer planet on the mornings of July 30 and 31, 2022.

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