Travelers In The Night

The Dark Energy Camera on the National Science Foundation’s Blanco 4-meter telescope on Cerro Tololo in Chile is taking near Sun twilight images to search for asteroids, hidden in the glare of our Sun...

12 Joulu 20252min

At about 2AM on July 18, 2011 several people in near Tata, Morocco saw a bright fireball which was described by one of them to be initially yellow, then turned green, and finally exploded into several...

9 Joulu 20252min

My Catalina Sky Survey teammate Vivian Carvajal was asteroid hunting in the constellation of Eridanus with the 90 inch, University of Arizona’s Bok telescope on Kitt Peak when she was treated to an am...

5 Joulu 20252min

Meteors, shooting stars, or falling stars are different names for the streaks of light in the night sky which are in reality the dying embers of tiny asteroids. These small interplanetary travelers we...

2 Joulu 20252min

On a busy night of asteroid hunting with the 90 inch, University of Arizona’s Steward Observatory Bok telescope on Kitt Peak in Arizona, my Catalina Sky Survey teammate Vivian Carvajal discovered 13 n...

28 Marras 20252min

Jupiter has been observed throughout human history and is so bright that you can even spot it under the artificial light dome of one of our cities. Even so it is less than 40 years ago that we were fi...

25 Marras 20252min

In a recent 60 day period asteroid hunters tracked 24 space rocks which came closer than our Moon. My team the University of Arizona’s Catalina Sky Survey operates 5 telescopes in the mountains around...

21 Marras 20252min

Throughout history small close approaching space rocks have been a part of our environment. Now, thanks to improved telescopes and cameras, asteroid hunters are routinely discovering these small aster...

18 Marras 20252min