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 47641
Are Kuiper Belt Objects asteroids? Are large Kuiper Belt Objects planets? (Intermediate) Jan 04 86794
Which part of the sky did the famous 'wow' signal originate from? (Intermediate) Nov 03 51724
Have astronomers discovered Earth's second moon? (Intermediate) Sep 03 125400
How far is each planet from Earth? (Intermediate) Aug 03 968378
If clocks run slow in a gravitational field, how can we know the true age of the Solar System and Universe? (Intermediate) Jun 03 53736
Since Earth is spinning, why do we land in the same place when we jump or fall? (Intermediate) Jun 03 226512
Do asteroids ever do anything good in the Solar System? (Beginner) Jun 03 54185
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 133861
How can I nominate myself for a Nobel Prize in Physics? (Beginner) Apr 03 41977
Can the Space Shuttle abort and return to Earth before reaching orbit? (Intermediate) Apr 03 42992
How do we detect incoming meteorites? (Intermediate) Mar 03 48744
!How do I make a scale model of the Solar System? (Intermediate) Mar 03 80164
What is the biggest crater recorded on Earth? (Beginner) Feb 03 69385
What's the biggest meteorite? (Beginner) Feb 03 63353
How does the parachute in a model rocket work? (Advanced) Feb 03 105467
How many meteorites hit Earth each year? (Intermediate) Feb 03 235489
Did I find a rock that came from the Moon? (Beginner) Feb 03 49139
Where did the name 'Earth' come from? (Beginner) Jan 03 321086
Why doesn't the ammonia and methane in Jupiter's atmosphere sink into the core? (Advanced) Jan 03 42746
Why is the Moon so bright? (Beginner) Jan 03 137378
What are some astronomy science fair projects? (Beginner) Dec 02 91301
How can water be chemically trapped in rocks? (Intermediate) Dec 02 58729
Who named the planets and who decides what to name them? (Beginner) Nov 02 305630
Can I buy a star? (Beginner) Nov 02 163881
Will the sun go supernova in six years and destroy Earth (as seen on Yahoo)? (Intermediate) Oct 02 162086
What are the different kinds of astronomers? (Intermediate) Sep 02 337439
Are meteorites hot or cold when they hit Earth? (Intermediate) Sep 02 114433
What's the object I saw that moved across the sky and then got very bright? (Beginner) Sep 02 94277
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner) Jun 02 303904
How do I become both an astronaut and an astronomer? (Intermediate) May 02 83793
Why does the SETI project search for radio signals? (Intermediate) Apr 02 60696
What color is Venus? (Beginner) Jan 02 351598
How do I build a model rocket? (Intermediate) Oct 01 334455
How are asteroid compositions and classifications determined? (Intermediate) Jul 01 63519
How can I tell if the rock I found is a meteorite? (Beginner) Mar 01 57372
Why aren't there any green stars? (Intermediate) Sep 00 111847
What would happen if an impact caused Earth to stop rotating? (Beginner) Aug 00 147020
How do I polar align my telescope? (Beginner) Jul 00 52753

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