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63E-75-Will Space Aliens Discover Us By Our Pollution
When a distant planet passes in front of its star some of the star's radiation goes through the planet's atmosphere. The pattern of colors or wavelengths which are present and missing tells us what …
Published on 5 years, 10 months ago
574-Record Year
In 2019, asteroid hunters set a new record by discovering 2,433 Earth approaching objects including 85 which could potentially become a threat to planet Earth. Fortunately, none of these 2,433 nearby…
Published on 5 years, 10 months ago
62E-74-Space Aliens Listening To Our Sun
Suppose that a space alien were so far from us that our Sun appears as a tiny point of light in it's night sky. What would the space alien receive if it pointed it's radio antennas at our Sun?
Published on 5 years, 10 months ago
573-Sweet Asteroid
Over the past 50 years, in the interior of Australian meteorites, scientists have discovered a large variety of extraterrestrial organic substances. These include amino acids, sugars, alcohols, and a…
Published on 5 years, 11 months ago
61E-73-Mars 2020 Rover
In the 50 years that human made Travelers In The Night have been visiting the planet Mars we have discovered a wealth of interesting information about our neighbor in space. Mars has a surface which…
Published on 5 years, 11 months ago
572-David's Fireball
Recently, my Catalina Sky Survey teammate David Rankin's backyard all sky camera in Tucson, Arizona recorded a brilliant fireball meteor which took a leisurely 15 seconds to cross the entire sky. It …
Published on 5 years, 11 months ago
60E-72-Could Space Aliens Detect Life On Earth
If a space alien were to peer around the edge of the Moon from its base on the far side it could see our lights at night and perhaps even the smoke from our factories during the day. It could also p…
Published on 5 years, 11 months ago
571-Comet Groeller
My Catalina Sky Survey teammate Hannes Groeller was asteroid hunting, in the constellation of Hydra, with our 60 inch telescope on Mt. Lemmon, Arizona when he discovered a rather distant comet. On it…
Published on 5 years, 11 months ago
59E-71-Martian Women
Currently, women are exploring the planet Mars. Dr. Joy Crisp is the Deputy Project scientist for the Mars Science Laboratory. Nicole Spanovich is the Curiosity Mars Rover Science Operations Team Ch…
Published on 5 years, 11 months ago
570-Catastrophic Wreckage
Recently a group of high inclination asteroids hiding in Jupiter's shadow have been identified. Encounters with the giant planet's gravity could cause some of them to experience orbital changes makin…
Published on 5 years, 11 months ago