Ask an Astronomer Team

Lynn Carter

Lynn uses radar astronomy to study the planets, especially Venus. She got her PhD in Astronomy from Cornell in Summer 2004 and is now working at the Smithsonian in Washington D.C. on the Mars Express radar.

Display # 
Title Created Date Hits
How did Mars get so dusty? (Beginner) Feb 04 45946
Are Kuiper Belt Objects asteroids? Are large Kuiper Belt Objects planets? (Intermediate) Jan 04 83323
Which part of the sky did the famous 'wow' signal originate from? (Intermediate) Nov 03 49881
Have astronomers discovered Earth's second moon? (Intermediate) Sep 03 121999
How far is each planet from Earth? (Intermediate) Aug 03 925282
If clocks run slow in a gravitational field, how can we know the true age of the Solar System and Universe? (Intermediate) Jun 03 50960
Since Earth is spinning, why do we land in the same place when we jump or fall? (Intermediate) Jun 03 212478
Do asteroids ever do anything good in the Solar System? (Beginner) Jun 03 51576
If Mars is only about 35-60 million miles away at close approach, why does it take 6-8 months to get there? (Intermediate) May 03 130225
How can I nominate myself for a Nobel Prize in Physics? (Beginner) Apr 03 40400
Can the Space Shuttle abort and return to Earth before reaching orbit? (Intermediate) Apr 03 41120
How do we detect incoming meteorites? (Intermediate) Mar 03 45790
!How do I make a scale model of the Solar System? (Intermediate) Mar 03 76586
What is the biggest crater recorded on Earth? (Beginner) Feb 03 67492
What's the biggest meteorite? (Beginner) Feb 03 61912
How does the parachute in a model rocket work? (Advanced) Feb 03 101356
How many meteorites hit Earth each year? (Intermediate) Feb 03 226299
Did I find a rock that came from the Moon? (Beginner) Feb 03 47120
Where did the name 'Earth' come from? (Beginner) Jan 03 310996
Why doesn't the ammonia and methane in Jupiter's atmosphere sink into the core? (Advanced) Jan 03 40563
Why is the Moon so bright? (Beginner) Jan 03 133870
What are some astronomy science fair projects? (Beginner) Dec 02 87585
How can water be chemically trapped in rocks? (Intermediate) Dec 02 55737
Who named the planets and who decides what to name them? (Beginner) Nov 02 294020
Can I buy a star? (Beginner) Nov 02 160556
Will the sun go supernova in six years and destroy Earth (as seen on Yahoo)? (Intermediate) Oct 02 158674
What are the different kinds of astronomers? (Intermediate) Sep 02 332214
Are meteorites hot or cold when they hit Earth? (Intermediate) Sep 02 109304
What's the object I saw that moved across the sky and then got very bright? (Beginner) Sep 02 85325
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner) Jun 02 279849
How do I become both an astronaut and an astronomer? (Intermediate) May 02 80249
Why does the SETI project search for radio signals? (Intermediate) Apr 02 58139
What color is Venus? (Beginner) Jan 02 346733
How do I build a model rocket? (Intermediate) Oct 01 331448
How are asteroid compositions and classifications determined? (Intermediate) Jul 01 59841
How can I tell if the rock I found is a meteorite? (Beginner) Mar 01 55211
Why aren't there any green stars? (Intermediate) Sep 00 109175
What would happen if an impact caused Earth to stop rotating? (Beginner) Aug 00 143956
How do I polar align my telescope? (Beginner) Jul 00 50892

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