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 36275
Are Kuiper Belt Objects asteroids? Are large Kuiper Belt Objects planets? (Intermediate) Jan 04 68556
Which part of the sky did the famous 'wow' signal originate from? (Intermediate) Nov 03 41495
Have astronomers discovered Earth's second moon? (Intermediate) Sep 03 108066
How far is each planet from Earth? (Intermediate) Aug 03 732928
If clocks run slow in a gravitational field, how can we know the true age of the Solar System and Universe? (Intermediate) Jun 03 39877
Since Earth is spinning, why do we land in the same place when we jump or fall? (Intermediate) Jun 03 146820
Do asteroids ever do anything good in the Solar System? (Beginner) Jun 03 39647
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 113995
How can I nominate myself for a Nobel Prize in Physics? (Beginner) Apr 03 32106
Can the Space Shuttle abort and return to Earth before reaching orbit? (Intermediate) Apr 03 32809
How do we detect incoming meteorites? (Intermediate) Mar 03 33921
!How do I make a scale model of the Solar System? (Intermediate) Mar 03 59907
What is the biggest crater recorded on Earth? (Beginner) Feb 03 57883
What's the biggest meteorite? (Beginner) Feb 03 54194
How does the parachute in a model rocket work? (Advanced) Feb 03 85386
How many meteorites hit Earth each year? (Intermediate) Feb 03 181748
Did I find a rock that came from the Moon? (Beginner) Feb 03 37541
Where did the name 'Earth' come from? (Beginner) Jan 03 232524
Why doesn't the ammonia and methane in Jupiter's atmosphere sink into the core? (Advanced) Jan 03 30682
Why is the Moon so bright? (Beginner) Jan 03 116918
What are some astronomy science fair projects? (Beginner) Dec 02 74392
How can water be chemically trapped in rocks? (Intermediate) Dec 02 42946
Who named the planets and who decides what to name them? (Beginner) Nov 02 248550
Can I buy a star? (Beginner) Nov 02 145089
Will the sun go supernova in six years and destroy Earth (as seen on Yahoo)? (Intermediate) Oct 02 143426
What are the different kinds of astronomers? (Intermediate) Sep 02 314000
Are meteorites hot or cold when they hit Earth? (Intermediate) Sep 02 87651
What's the object I saw that moved across the sky and then got very bright? (Beginner) Sep 02 59012
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner) Jun 02 192529
How do I become both an astronaut and an astronomer? (Intermediate) May 02 64291
Why does the SETI project search for radio signals? (Intermediate) Apr 02 47407
What color is Venus? (Beginner) Jan 02 323237
How do I build a model rocket? (Intermediate) Oct 01 319475
How are asteroid compositions and classifications determined? (Intermediate) Jul 01 45819
How can I tell if the rock I found is a meteorite? (Beginner) Mar 01 45419
Why aren't there any green stars? (Intermediate) Sep 00 97973
What would happen if an impact caused Earth to stop rotating? (Beginner) Aug 00 129807
How do I polar align my telescope? (Beginner) Jul 00 41587

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