On the line

Where to see asteroid YU55 from Earth

Mon, 04 Jul 2011 13:26:54 +0000

Find out where the best place to view asteroid YU55 is, and how close it will come to the Earth.

On the line: October 2010: Big question answered: Halley’s comet, fireballs and Ramadan

Fri, 08 Oct 2010 10:00:00 +0000

Elizabeth Cunnigham answers more of your questions. This month we find out when Halley’s comet can be seen again, what a fireball was doing in the sky above Ireland and when the end of Ramadan is.

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onthelineaug10_01.MP3

Fri, 06 Aug 2010 14:15:43 +0000

Elizabeth Cunningham, Planetarium Astronomer, investigates what time dawn is for Ramadan and how it is measured.

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On the line: December 2009: Big questions answered: Christmas skies

Fri, 11 Dec 2009 09:32:56 +0000

Claire Bretherton tells you what to look out for in the night sky this December… apart from Santa.

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On the line: August 2009: Big questions answered: Mars and the Moon

Fri, 07 Aug 2009 14:32:30 +0000

Astronomer Claire Bretherton tackles another of your questions: ‘will Mars look as big as the Moon this month?’ Find out the answer and what else to look out for in the night sky this August.

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On the line: April 2009: Big questions answered: Telescopes in space and what dark matter is

Wed, 01 Apr 2009 09:49:40 +0000

Astronomer Claire Bretherton answers some of the more challenging questions you’ve left on the Big questions answered phone line. This time it’s all about telescopes in space and the ever-mysterious dark matter.

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On the line: February 2009: Big questions answered: Stars, planets and the Moon

Wed, 25 Feb 2009 11:51:22 +0000

Claire Bretherton answers a fresh batch of your astronomy questions, this time about the stars, planets and the Moon.

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On the line: December 2008: Big questions answered: Shooting stars, planetary rings and stardust

Fri, 12 Dec 2008 12:13:25 +0000

Claire Bretherton answers another selection of your questions. Listen in to find out more about shooting stars, why some planets have rings around them, and if it’s true we’re all made from stardust.

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On the line: November 2008: Big questions answered: Claire Bretherton answers your questions about the Moon

Fri, 21 Nov 2008 12:30:51 +0000

Claire Bretherton answers questions you’ve left on our new Big questions answered phone line. This month, discover why we can see the Moon in the daytime, why Moon-landing conspiracy theories don’t convince astronomers, and what we can see further out into space.

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On the line: October 2008: Big questions answered: We want your questions!

Tue, 14 Oct 2008 16:35:43 +0000

If you’ve got a big question about astronomy, then listen up! On the line has just launched the 'Big questions answered' phone line. Claire Bretherton has the details…

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On the line: August 2008: Big questions answered: Summer night sky

Sun, 31 Aug 2008 15:38:13 +0000

Find out what to spot in the summer night skies. And if you’re off to somewhere exotic and remote on your holidays, discover what you’ll be able to see away from the city lights.

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On the line: July 2008: Big questions answered: Will the Sun die?

Thu, 31 Jul 2008 09:07:39 +0000

Ever wondered how to watch a solar eclipse safely? Join Royal Observatory astronomer Claire Bretherton as she answers some of our visitors' most frequently asked questions about the Sun.

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On the line: June 2008: Big questions answered: Do aliens exist?

Fri, 20 Jun 2008 08:55:26 +0000

Royal Observatory astronomer Claire Bretherton answers some of your most frequently asked questions about extra-terrestrial life. Find out the latest news on the potential for life on Mars and why aliens are unlikely to contact us, even if they do exist.

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