The Glass Universe: Another barrier for women to shatter

I love the double meaning hiding in the title of this book.  One hundred years ago, before CCD photography, many astronomers collected light on glass photographic plates, some as large as 17 inches by 14 inches.  On those plates the computers at Harvard Observatory captured images of the universe. At the same time, women were … More The Glass Universe: Another barrier for women to shatter

@erg010 and @mettelballs1 Dominate the Current Events Quiz

  Leaderboard posted on May 28, 2018 5/21 Winners Current Events:   Number of correct answers @erg010 two @mettleballs1 two @tiki one @DadoWorld7 one @Saloonatic one Winners who make a contribution in the next 30 days to one of the charities listed on my blog will have their gift matched, up to $100. You can find … More @erg010 and @mettelballs1 Dominate the Current Events Quiz

Observatory Plans for Friday, May 25, 208

Featuring: The Moon…Tycho Crater I will arrive sometime before 8:30. Venus sets around 11 pm -3.42 mag, 82% illuminated, 1.3 AU away   Mariner in 1962, Venus Express in 2005 orbiter studying the atmosphere, plasma environment, and surface of Venus Delta (Δ Gem) Wasat: colorful double yellow and Red 6” separation 5 mag and 8.5, … More Observatory Plans for Friday, May 25, 208

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