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 41707
Are Kuiper Belt Objects asteroids? Are large Kuiper Belt Objects planets? (Intermediate) Jan 04 76658
Which part of the sky did the famous 'wow' signal originate from? (Intermediate) Nov 03 46240
Have astronomers discovered Earth's second moon? (Intermediate) Sep 03 115438
How far is each planet from Earth? (Intermediate) Aug 03 832094
If clocks run slow in a gravitational field, how can we know the true age of the Solar System and Universe? (Intermediate) Jun 03 45727
Since Earth is spinning, why do we land in the same place when we jump or fall? (Intermediate) Jun 03 180289
Do asteroids ever do anything good in the Solar System? (Beginner) Jun 03 46181
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 122104
How can I nominate myself for a Nobel Prize in Physics? (Beginner) Apr 03 36881
Can the Space Shuttle abort and return to Earth before reaching orbit? (Intermediate) Apr 03 37324
How do we detect incoming meteorites? (Intermediate) Mar 03 40031
!How do I make a scale model of the Solar System? (Intermediate) Mar 03 68750
What is the biggest crater recorded on Earth? (Beginner) Feb 03 63259
What's the biggest meteorite? (Beginner) Feb 03 58476
How does the parachute in a model rocket work? (Advanced) Feb 03 92993
How many meteorites hit Earth each year? (Intermediate) Feb 03 203701
Did I find a rock that came from the Moon? (Beginner) Feb 03 43027
Where did the name 'Earth' come from? (Beginner) Jan 03 260262
Why doesn't the ammonia and methane in Jupiter's atmosphere sink into the core? (Advanced) Jan 03 35986
Why is the Moon so bright? (Beginner) Jan 03 126652
What are some astronomy science fair projects? (Beginner) Dec 02 81497
How can water be chemically trapped in rocks? (Intermediate) Dec 02 49742
Who named the planets and who decides what to name them? (Beginner) Nov 02 270644
Can I buy a star? (Beginner) Nov 02 152770
Will the sun go supernova in six years and destroy Earth (as seen on Yahoo)? (Intermediate) Oct 02 152007
What are the different kinds of astronomers? (Intermediate) Sep 02 323644
Are meteorites hot or cold when they hit Earth? (Intermediate) Sep 02 99952
What's the object I saw that moved across the sky and then got very bright? (Beginner) Sep 02 72347
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner) Jun 02 238565
How do I become both an astronaut and an astronomer? (Intermediate) May 02 72865
Why does the SETI project search for radio signals? (Intermediate) Apr 02 53218
What color is Venus? (Beginner) Jan 02 334512
How do I build a model rocket? (Intermediate) Oct 01 325485
How are asteroid compositions and classifications determined? (Intermediate) Jul 01 53325
How can I tell if the rock I found is a meteorite? (Beginner) Mar 01 50667
Why aren't there any green stars? (Intermediate) Sep 00 103736
What would happen if an impact caused Earth to stop rotating? (Beginner) Aug 00 137851
How do I polar align my telescope? (Beginner) Jul 00 46721

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