323E-342-That's Close
My Catalina Sky Survey teammate Greg Leonard discovered an asteroid, 2017 EA, which is so tiny that it could pass under a basketball hoop. It missed exploding in our atmosphere by only about 9,000 mil...
11 Feb 20252min
835-Bok Impactor
My Catalina Sky Survey teammate Vivian Carvajal was asteroid hunting in the constellation of Aries with the Steward Observatory 90 inch Bok telescope on Kitt Peak, Arizona when she spotted a fast movi...
7 Feb 20252min
322E-341-Ballooning to Space
To travel to the edge of space you can strap yourself into a capsule and ride atop of a carefully controlled explosion or you can enter a crew capsule and be gently lifted by a balloon into the strato...
4 Feb 20252min
834-Dark Comets
From our vantage point on planet Earth asteroids appear as moving points of light which strictly follow the law of gravity as they orbit the Sun. On the other hand comets appear as gas clouds which so...
31 Jan 20252min
321E-340-Carson's Comet
My team was excited when our Catalina Sky Survey teammate Carson Fuls discovered his first comet, C/2017 D1 (Fuls), when it was traveling between the orbits of Mars and Jupiter about 257 million miles...
28 Jan 20252min
833-Will Asteroid Mining Payoff?
In the journal Planetary and Space Science Dr. Kevin Cannon and his two coauthors analyze the potential of asteroid mining as a source of metals for manufacturing here on Earth as well as a repository...
24 Jan 20252min
320E-339-No Need To Smile
The company Planet's, Dove satellites may not be spot you looking up, smiling, and waving when you are in the great outdoors but they could detect a car in your driveway.
21 Jan 20252min
832-Backyard Comet
My Catalina Sky Survey teammate David Rankin has discovered 13 comets using our team’s professional telescopes. Recently he discovered a 14th comet as an amateur using a small, 11 inch telescope in hi...
17 Jan 20252min
