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649-30 Days of Traffic
During a recent 30 day period asteroid hunters spotted 88 small space rocks passing through our neighborhood. Their diameters ranged from the length…
5 years, 3 months ago
137E-149-Near Venus to Past Jupiter
About a month before my Catalina Sky Survey teammate Rik Hill spotted it, a 5 football field diameter asteroid had been almost as near to the Sun as…
5 years, 3 months ago
648-Smoky Nights
Until recently smoky nights at the observatory were rare. Now they have become more common place as wild fires continue to devastate portions of the …
5 years, 3 months ago
136E-148-Radio Eyes
If you woke up tomorrow morning with radio eyes your surroundings would look very different. Invisible to us, are the radio waves occupying a vast re…
5 years, 4 months ago
647-Vigilance
A break in the weather provides the opportunity to discover an Earth approaching object.
5 years, 4 months ago
135E-147-High Traffic Area
Francesco Manca of the Sormano Astronomical Observatory is doing some of the important work of keeping track of the asteroids which can make close ap…
5 years, 4 months ago
646-Young Martian Volcanoes
Relatively recent volcanic activity observed on Mars suggests that where subsurface martian magma and frozen water meet is where microbial life could…
5 years, 4 months ago
134E-146-Stuff Of Life
Evidence from comets and meteorites has brought many scientists to believe that the basic building blocks of life were brought to Earth by small bodi…
5 years, 4 months ago
645-Shrinking Stratosphere
As a result of human caused increases in green house gases the troposphere is expanding and the stratosphere is shrinking. Between 1980 and 2018 the…
5 years, 4 months ago
133E-145-Near Earth and Moon
Recently my Catalina Sky Survey teammate, Rose Matheny discovered a tiny asteroid that passed 115,000 miles from Earth and 104,000 miles from our Moo…
5 years, 4 months ago