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 50998
Are Kuiper Belt Objects asteroids? Are large Kuiper Belt Objects planets? (Intermediate) Jan 04 92269
Which part of the sky did the famous 'wow' signal originate from? (Intermediate) Nov 03 55077
Have astronomers discovered Earth's second moon? (Intermediate) Sep 03 130787
How far is each planet from Earth? (Intermediate) Aug 03 1032343
If clocks run slow in a gravitational field, how can we know the true age of the Solar System and Universe? (Intermediate) Jun 03 59189
Since Earth is spinning, why do we land in the same place when we jump or fall? (Intermediate) Jun 03 246066
Do asteroids ever do anything good in the Solar System? (Beginner) Jun 03 58898
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 140222
How can I nominate myself for a Nobel Prize in Physics? (Beginner) Apr 03 44786
Can the Space Shuttle abort and return to Earth before reaching orbit? (Intermediate) Apr 03 46539
How do we detect incoming meteorites? (Intermediate) Mar 03 53568
!How do I make a scale model of the Solar System? (Intermediate) Mar 03 87315
What is the biggest crater recorded on Earth? (Beginner) Feb 03 73237
What's the biggest meteorite? (Beginner) Feb 03 66165
How does the parachute in a model rocket work? (Advanced) Feb 03 113037
How many meteorites hit Earth each year? (Intermediate) Feb 03 253715
Did I find a rock that came from the Moon? (Beginner) Feb 03 53103
Where did the name 'Earth' come from? (Beginner) Jan 03 334601
Why doesn't the ammonia and methane in Jupiter's atmosphere sink into the core? (Advanced) Jan 03 46301
Why is the Moon so bright? (Beginner) Jan 03 143849
What are some astronomy science fair projects? (Beginner) Dec 02 96283
How can water be chemically trapped in rocks? (Intermediate) Dec 02 63999
Who named the planets and who decides what to name them? (Beginner) Nov 02 328530
Can I buy a star? (Beginner) Nov 02 169023
Will the sun go supernova in six years and destroy Earth (as seen on Yahoo)? (Intermediate) Oct 02 167524
What are the different kinds of astronomers? (Intermediate) Sep 02 344580
Are meteorites hot or cold when they hit Earth? (Intermediate) Sep 02 122642
What's the object I saw that moved across the sky and then got very bright? (Beginner) Sep 02 106780
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner) Jun 02 376407
How do I become both an astronaut and an astronomer? (Intermediate) May 02 90118
Why does the SETI project search for radio signals? (Intermediate) Apr 02 66233
What color is Venus? (Beginner) Jan 02 359656
How do I build a model rocket? (Intermediate) Oct 01 339480
How are asteroid compositions and classifications determined? (Intermediate) Jul 01 69154
How can I tell if the rock I found is a meteorite? (Beginner) Mar 01 61099
Why aren't there any green stars? (Intermediate) Sep 00 117000
What would happen if an impact caused Earth to stop rotating? (Beginner) Aug 00 152508
How do I polar align my telescope? (Beginner) Jul 00 56210

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