916-Past Glory
When accurately recorded historical observations do not agree with what we what we see today it is often very rewarding to find out why. In modern telescopes we see Theta Eridani to a be pair separate...
11 Syys 2min
405E-446-Asteroid Homestead
In the future one can envision a space mining family boarding a descendent of the SpaceX Falcon Heavy Launch Vehicle for a trip into low Earth orbit. A few hundred miles above the Earth's surface they...
8 Syys 2min
915-Raining Comets
The comets we observe generally start out as icy dirty snowballs of frozen gases like water and frozen carbon dioxide in the Oort cloud. If recent scientific analysis is correct, we are now witnessing...
4 Syys 2min
404E-445-Not So Secret
A partnership of humans and computers will help to minimize the damage when asteroid hunters find a space rock with our number on it.
1 Syys 2min
914-Deep Synoptic Array
Looking into the sky at night with radio eyes you would not see the points of starlight forming the constellations instead you would see a very bright, colorful and wildly changing scene. In a desert ...
28 Elo 2min
403E-444-Near Comets
Although no comet nucleus impact on the Earth has been conclusively identified, there is some evidence that suggests the 1908 Tunguska event in Russia, which knocked down trees over a 770 square mile ...
25 Elo 2min
913-Moon Impact
Bill Gray is an astronomer who specializes in tracking objects in space which come near the Earth. In addition to natural objects like asteroids and comets Bill also tracks rocket boosters and space j...
21 Elo 2min
402E-443-Unsung Heroes
In 2017 observers in 50 countries at 440 different observatories made nearly 19 million observations of asteroids and comets which enable scientists to calculate where about 800,000 objects will be in...
18 Elo 2min
