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What Would Happen to Someone Falling into a Black Hole? 14 May 2013 | 09:39 pm
"What would happen to a person who is wearing no form of protection other than basic clothes who gets sucked into a black hole?" - Question posed by Sandeep . As a reader of this blog you're prob...
When will Halley's Comet Visit Next? 23 Apr 2013 | 03:23 pm
When will Halley's Comet next visit us? - Question posed by Jenstie . Halley's comet is a short-period comet with an orbital period of about* 75 years. The last time it visited our area of the solar ...
Guest Post: Why are We so Fascinated by Astronauts? 20 Apr 2013 | 11:33 am
Here's a guest post from Niki , who is from the English West Midlands. In her day job she works for a housing charity, and she's a lapsed Open University science undergraduate . Niki with NASA astron...
What is the Kuiper Belt? 11 Apr 2013 | 07:27 pm
What is the Kuiper Belt? - I've lost track of who asked this one... sorry ! A plot of solar system object data. Units are in AU, Kuiper belt objects are green. Not sure who to attribute this to, sorry...
How Far Away is Mars? 9 Apr 2013 | 07:30 pm
Many thanks to @Heidi_BT for bringing this one to my attention ! It's no easy task to get your head around the mind-wibbling distances involved in taking an interest in astronomy, and it's even hard...
What's Life Like on Mars? 31 Mar 2013 | 01:57 pm
After reading this post by the BBC Chris tweeted " What is gravity like on Mars? How long are Martian days? More info needed! " Gravity on Mars is a bit more than a third* of that which you experi...
What Counts as the Edge of the Solar System? 27 Mar 2013 | 10:25 pm
After reading this XKCD comic I wondered: what counts as the edge of the solar system? Will Voyager leave the solar solar system any more times? - Question posed by @_TK_O . The comic referred to by...
Is There a Place Outside the Universe? If So, What Is It? 25 Mar 2013 | 09:18 pm
Question posed by Lain . This is one of those questions that brings up untold numbers of other questions. First of all, you might want to ask how big is our universe ? A lot of people think that our ...
Does the Brightness of the Moon Fluctuate and If So, Why? 20 Mar 2013 | 08:29 pm
Question posed by Emmy . The light from the Moon is second hand. It's actually light from the Sun reflected back at us. This is what causes the Moon to shine at night, and the fact that the Earth...
What's this PANSTARRS thing all about? 12 Mar 2013 | 08:20 pm
This post was inspired by... well, me, actually. Because I can . PANSTARRS is a comet that was discovered in June 2011 and has recently sneaked itself visibly* into the Northern Hemisphere's sky (it...
