So-called ‘mini-moons’ like this one come and go, and 2020 CD3 is probably already on its final loop before breaking free. The discovery of the miniature moon, known as 2020 CD3, was announced in February, to the delight of people around the world, including those … Earth has a new temporarily captured object/Possible mini-moon called 2020 CD3. The mini-moon, dubbed 2020 CD3 and also known as C26FED2, was seen by astronomers from the Catalina Sky Survey at the University of Arizona on February 15, 2020, reports EarthSky. It's about 1.9 to 3.5 metres in diameter, roughly between the size of a cow and a hippopotamus. A visiting mini-moon is circling Earth, according to astronomers who discovered the cosmic squatter in our planet's orbit. The solar system is full of primordial crumbs, most of which circle the sun in … The asteroid, which has been named 2020 CD3, is called a "mini-moon" by some astronomers because it has been captured by Earth's gravitational pull.

Assuming 2020 CD3 is roughly as bright as an average asteroid, the body likely measures between 1.9 and 3.5 meters (six to 11.5 feet) in length.
On the night of Feb. 15, my Catalina Sky Survey teammate Teddy Pruyne and I found a 20th magnitude object. The asteroid, which has been named 2020 CD3, is called a "mini-moon" by some astronomers because it has been captured by Earth's gravitational pull.

The International Astronomical Union's Minor Planet Centre (MPC) said the object was a "temporarily captured object" (TCO). Earth has a new friend in the darkness of space: a 'mini-moon' The new "mini-moon" is an asteroid called 2020 CD3.
Earth has a tiny new companion in its journey around the sun — at least for now. It was revealed in a grainy black and white photo, but astronomers have just released the first colored image of Earth's new mini-moon. If the discovery holds up, the object, named 2020 CD3 for now, would be the second mini-moon ever found. Earth has a new temporarily captured object/Possible mini-moon called 2020 CD3. The new "mini-moon" is an asteroid called 2020 CD3. BIG NEWS (thread 1/3). Earth’s new mini-moon – officially labeled 2020 CD3 – is the point source in the center of this February 24, 2020, image, obtained with the 8-meter Gemini North telescope in Hawaii. The International Astronomical Union's Minor Planet Centre (MPC) said the object was a "temporarily captured object" (TCO). "Earth has a new temporarily captured object/Possible mini-moon called 2020 CD3. The object, dubbed 2020 CD3, was discovered in mid-February by researchers at the Catalina Sky Survey in Tucson, Az.