HIP 28270 A

From my calculations, the star HIP 28270 A was overhead at 2:30 pm June 17 in Pasadena, Texas.  Ziekal, this is your star. This is a massive star, type B9, that is part of a double system in the constellation Auriga.  At magnitude 8.5 it probably can not be seen with the unaided eye.  This … More HIP 28270 A

The Same Words

I just finished reading  The Very First Light by John C. Mather and John Boslough. This is the story of COBE, the Cosmic Background Explorer, launched in 1989. COBE revealed what Stephen Hawking called “the most important discovery of the century, if not of all time” and was the work that won Mather the 2006 … More The Same Words

Probably thousands of Alien Civilizations

Are there aliens out there in space? How many alien civilizations are there? Why haven’t aliens communicate with us? Astrophysist Frank Drake wanted to encourage astronomers to consider alien civilizations.  SETI, the Search for Extra Terrestrial Intelligence was just beginning and needed funding. So one day at Greenbank West Virginia, taking a break form observing … More Probably thousands of Alien Civilizations

Is the Earth Flat?

For this experiment you’ll need to take two measurements at least 250 km (a little more than 150 miles) due north or south of each other. You will make a couple of observations, take some measurements, use some math, and discover if the surface of the Earth is curved, and, if so, by how much. … More Is the Earth Flat?

“Cooking” a Comet

OK, we didn’t turn on a burner or nuke anything, but the ingredients did change temperature in my demonstration “Cooking a Comet.”  My first presentation was at Grimsley High School where we could throw the finished comet into the woods outside our classroom. The tail was beautiful as our dirty snowball completed its portion of … More “Cooking” a Comet