396E-437-Christmas Comet
On December 25, 2017, while searching for Earth approaching asteroids in the constellation of Virgo, the Universe gave my Catalina Sky Survey teammate Greg Leonard a Christmas present in the form of a comet which now bea...
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906-Pierazzo Lunar Crater
The visually stunning Lunar Crater Pierazzo, named for the late Planetary Scientist Elizabeth “Betty” Pierazzo was observed by the Artemis II Crew as they passed over the Moon’s far side. It is a 5.9 mile diameter crate...
395E-436-Lonely Asteroids
Most asteroids are located in the lonely space between Mars and Jupiter where the average distance between two asteroids is about 600,000 miles. Even though there is a tremendous space between asteroids they occasionally...
905-Hogan’s Interesting PHA
My Catalina Sky Survey teammate Josh Hogan has discovered a 2 football field diameter asteroid that was placed on NASA’s Sentry list because it has a tiny minuscule but non-zero chance of impacting our home planet. With ...
394E-435-Number 31
Asteroids appear as moving points of light in an asteroid hunter's images so that when my Catalina Sky Survey teammate Alex Gibbs spotted a fuzzy moving object he immediately suspected it to be a comet. The data obtained...
904-Ohio Fireball
On St. Patrick’s day 2026 a fireball meteor brighter than the full moon streaked across the daytime sky. The American Meteor Society received 223 eyewitness reports from observers in 15 states, the District of Columbia,...
393E-431-Tough Space Rocks
Most small asteroids are likely to be rubble piles of small rocks and dust loosely held together by their weak force of gravity while others may be made of ices of various substances. A few are solid objects which may co...
903-Eclipse of the Moon Observing
My team the Catalina Sky Survey has pioneered searching for asteroids coming from the direction of the dark side of the moon.
392E-430-Deportee
The beautiful star cluster the Pleiades in the constellation of Tauris is about 100 million years old making it one of the youngest objects that you can see in the natural night sky. Data obtained by observing Oumuamua (...
902-Lighting Up The Night
A start up company Reflect Orbital is proposing to launch 50,000 satellite mirrors by 2035 to illuminate solar panels on Earth all night long. This would be devastating for human sleep cycles, birds, insects, plants and...
391E-428-Phaethon
The mysterious Earth approaching object Phaethon (FAY-eh-thon) does not fit neatly into our definition of either an asteroid or a comet. Further it appears to be like the Peanuts character Pigpen in that it leaves a trai...
901-Rubin and Incoming Asteroids
However, according to a recent research project, the Rubin Observatory will discover but not give an adequate warning time for objects destined to hit the Earth. To provide time to take action to deflect an incoming obje...
390E-427-Meteor Whispers
Often observers report hearing a percussive sound, like a sonic boom from an aircraft, minutes after viewing a bright meteor fireball. In addition, in a fewer number of instances, there are many reliable reports of obser...
900-Earth Life from Mars
Some of the 635,000 impact craters found on Mars are the result of such violent impacts that pieces of Mars are ejected, travel around the solar system, and a few become one of the several hundred Martian meteorites whic...
389E-426-Rose Rules Again
389E-426-Rose Rules Again Recently my Catalina Sky Survey teammate Rose Matheny discovered 8 new Earth approaching object candidates on a single night with our Schmidt telescope on Mt. Bigelow, Arizona. One of them, 2017...
899-Hitch Hiking an Asteroid to Mars
Asteroids could provide a solution for the serious problem of how to protect astronauts from harmful solar and cosmic radiation during long duration space flights and thus eliminate the need for the spacecraft itself to ...
388E-425-Greg's Comet
My Catalina Sky Survey teammate Greg Leonard was searching for Earth approaching objects with our 60 inch telescope on Mt. Lemmon, Arizona when he discovered an interesting new comet moving through the constellation of L...
898-Pandora
Looking into a star filled sky at a place like the Cosmic Campground International Dark Sky Sanctuary in New Mexico inspires a person to wonder if our home planet is unique in the Universe. To begin to answer this questi...
387E-424-Long Winter Nights
Winter nights can be exhausting, productive, as well as sometimes frustrating for asteroid hunters. At the Sixty Inch Telescope on Mt. Lemmon, Arizona, near winter solstice, the night's observing starts at 6:30 PM and co...
897-Kacper's Comet
In 2007 a small icy object moving in the constellation of Ursa Minor crossed the orbit of Pluto at a speed of approximately 4.2 mi/s starting its journey towards the inner solar system. It was between the orbits of Satur...