Category Archives: space

you need space

Posted on 2011/02/02 by dermot

A digital orrery. It has two settings: Earth centered (Tychonian), and Sun centered (Copernican). You can select any time to see the positions of the planets, by clicking on the outer ring at the zodiac: The Kepler spacecraft has found … Continue reading →

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asteroids galore

Posted on 2010/12/01 by dermot

All the asteroids discovered since 1980. Each second represents 2 months. This is best watched full screen, and a high-res version is available: Earth Crossers are Red Earth Approachers (Perihelion less than 1.3AU) are Yellow All Others are Green Notice … Continue reading →

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saturn: it’s all gravy.

Posted on 2010/11/01 by dermot

Two-mile high mountains of ice … on Saturn’s rings! If you want a sign of how a narcissistic culture responds to this triumph of the (apparently decaying) Enlightenment, look no further than the comments on the preceding link. This one … Continue reading →

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earth’s ‘second moon’

Posted on 2010/10/29 by dermot

It’s November soon! Cruithne is coming! 3753 Cruithne ( /ˈkrɪnjə/, from Old Irish [ˈkrɪθnɛ]; Modern [ˈkrɪhnʲə] or [ˈkrɪnʲə]) is an asteroid in orbit around the Sun in 1:1 orbital resonance with that of the Earth. It is a periodic inclusion … Continue reading →

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