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 45041
Are Kuiper Belt Objects asteroids? Are large Kuiper Belt Objects planets? (Intermediate) Jan 04 81828
Which part of the sky did the famous 'wow' signal originate from? (Intermediate) Nov 03 49026
Have astronomers discovered Earth's second moon? (Intermediate) Sep 03 120374
How far is each planet from Earth? (Intermediate) Aug 03 900989
If clocks run slow in a gravitational field, how can we know the true age of the Solar System and Universe? (Intermediate) Jun 03 49632
Since Earth is spinning, why do we land in the same place when we jump or fall? (Intermediate) Jun 03 204967
Do asteroids ever do anything good in the Solar System? (Beginner) Jun 03 50403
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 128176
How can I nominate myself for a Nobel Prize in Physics? (Beginner) Apr 03 39622
Can the Space Shuttle abort and return to Earth before reaching orbit? (Intermediate) Apr 03 40299
How do we detect incoming meteorites? (Intermediate) Mar 03 44460
!How do I make a scale model of the Solar System? (Intermediate) Mar 03 75007
What is the biggest crater recorded on Earth? (Beginner) Feb 03 66562
What's the biggest meteorite? (Beginner) Feb 03 61140
How does the parachute in a model rocket work? (Advanced) Feb 03 99471
How many meteorites hit Earth each year? (Intermediate) Feb 03 221606
Did I find a rock that came from the Moon? (Beginner) Feb 03 46123
Where did the name 'Earth' come from? (Beginner) Jan 03 300401
Why doesn't the ammonia and methane in Jupiter's atmosphere sink into the core? (Advanced) Jan 03 39502
Why is the Moon so bright? (Beginner) Jan 03 132060
What are some astronomy science fair projects? (Beginner) Dec 02 86278
How can water be chemically trapped in rocks? (Intermediate) Dec 02 54398
Who named the planets and who decides what to name them? (Beginner) Nov 02 287637
Can I buy a star? (Beginner) Nov 02 158530
Will the sun go supernova in six years and destroy Earth (as seen on Yahoo)? (Intermediate) Oct 02 157120
What are the different kinds of astronomers? (Intermediate) Sep 02 330165
Are meteorites hot or cold when they hit Earth? (Intermediate) Sep 02 107351
What's the object I saw that moved across the sky and then got very bright? (Beginner) Sep 02 81203
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner) Jun 02 270437
How do I become both an astronaut and an astronomer? (Intermediate) May 02 78532
Why does the SETI project search for radio signals? (Intermediate) Apr 02 56992
What color is Venus? (Beginner) Jan 02 344176
How do I build a model rocket? (Intermediate) Oct 01 330014
How are asteroid compositions and classifications determined? (Intermediate) Jul 01 58303
How can I tell if the rock I found is a meteorite? (Beginner) Mar 01 54055
Why aren't there any green stars? (Intermediate) Sep 00 107931
What would happen if an impact caused Earth to stop rotating? (Beginner) Aug 00 142580
How do I polar align my telescope? (Beginner) Jul 00 49942

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