Astronomy and related sciences
date title
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2008 Aug 31 Decanates [Greek and Egyptian stars]
2008 Aug 31 Table of asteroid groups
2008 Jun 15 Timeline of 18th century astronomy
2008 Jun 13 Are those stars looking back at us? [exoplanets]
2008 May 27 Strikinig water and striking out [Hayd Plm's Phoenix show]
2008 Feb 16 How high can you jump on the Moon?
2008 Jan 5 Will Mars get gonged? [asteroid 2007-WD5 collision]
2007 Dec 11 Sun's selenographic colongitude
2007 Oct 23 Strange lights on the Moon [Crotts talks in 2007]
2007 Sep 15 Observing the aurora in New York
2007 Sep 9 In the shadow of the Moon [movie review]
2007 Apr 15 The Pioneer anomaly [Isaac Asimov debate, March 2007]
2007 Feb 8 Is that a planet on my image?!?! [epsilon Eridani]
2006 Sep 19 New trends in astrodynamics [AstroCon-3 2206]
2006 Jul 19 The Stonehenge effect in New York City
2006 Jul 9 Lopsided sunrises? [sun's diurnal motion]
2006 Jul 9 Bump, bump, bump, bang! [Hayden Planetarium show]
2006 Mar 10 Oh!, Cincinnati [theft of Cincinnati Observatory lens]
2006 Mar 8 L, l, 1 Carinae [star designation]
2006 Jan 26 Saturn ring crossings
2006 Jan 16 How often is that star occulted?
2005 Dec 26 International law of outer space
2005 Dec 24 Roving Mars [Squyres talk 2005 Dec 13]
2005 Oct 19 Babylonian moons [fixing full and new Moon]
2005 Oct 9 Happy 70th birthday [Hayden Planetarium]
2005 Aug 16 Hohmann orbits [space flight]
2005 Aug 2 The leap second
2005 Jun 4 Dewey Decimals in outer space
2005 Apr 3 America's future in space [Allies in Space 2005 April]
2005 Apr 1 A star on the move [gamma Virginis]
2005 Mar 28 They're closing in!! [gamma Virginis]
2004 Jun 11 Venus on the Sun [transit 2004 Jun 8]
2004 Apr 7 Moon, Mars, and beyond [Tyson talk 2004 Mar 13]
2003 Dec 3 Marsapalooza! [coming landing of Mars rovers]
2003 Oct 17 Welcome back, Hermes [asteroid recovery]
2003 Jun 11 Disc parameters for Mars [observing the planet]
2003 Jun 5 Oppositions of Mars [1900-2035]
2003 May 25 Seeing the Milky Way from New York
2002 Jul 25 AAVSO convention in Hawaii [July 2002]
2002 Mar 17 What is a Kreutz comet?
2001 Nov 19 The Leonids did roar! [meteor storm of 2001]
2001 Nov 6 AAVSO 2001 fall meeting in Somerville
2001 Aug 2 Planetary synodic cycles
2001 Aug 1 The cardboard diffraction micrometer [double stars]
2001 Aug 1 Halo minor and parhelia [atmospheric optics]
2001 May 26 Sky orientation
Cultural topics, mainly about New York City
date title
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2008 Aug 30 Loopy loop at South Ferry [new subway station]
2008 Aug 25 Summer Streets - Week 3 of 3
2008 Aug 18 Summer Streets - week 2 of 3
2008 Aug 10 Summer Streets - week 1 of 3
2007 Dec 24 It's digital, baby [digital TV broadcast]
2007 Dec 8 What's my qibla?
2007 Dec 8 Astrology for astronomers?
2007 Dec 8 Ecliptic cyclorama
2007 Sep 11 What's running on 2nd Avenue? [2nd Av subway]
2007 Aug 14 Tornados in New York City [1950-2007]
2006 Nov 11 86'ed on 86th [luminous graffiti in Yorkville]
2006 Jun 21 The Pope and the scientist [religion & science]
2006 Feb 7 Einstein on race and racism [blacks and civil rights]
2005 Apr 6 Bridges of Central Park [Puri talk 2003 Nov 19 & 2005 Apr 6]
2005 Jun 24 Eruptions of Vesuvius [Dobran talk 2005 Jun 22]
2004 Sep 1 Space Jam 2004 [party for Tom DeLay at Rep Natl Conv]
2002 Dec 21 Notes for Star of Bethlehem [Christmas Star]
2001 Jul 15 Nikola Tesla memorial in New York