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 59484
Are Kuiper Belt Objects asteroids? Are large Kuiper Belt Objects planets? (Intermediate) Jan 04 105108
Which part of the sky did the famous 'wow' signal originate from? (Intermediate) Nov 03 62869
Have astronomers discovered Earth's second moon? (Intermediate) Sep 03 143277
How far is each planet from Earth? (Intermediate) Aug 03 1148766
If clocks run slow in a gravitational field, how can we know the true age of the Solar System and Universe? (Intermediate) Jun 03 73769
Since Earth is spinning, why do we land in the same place when we jump or fall? (Intermediate) Jun 03 279823
Do asteroids ever do anything good in the Solar System? (Beginner) Jun 03 72198
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 154592
How can I nominate myself for a Nobel Prize in Physics? (Beginner) Apr 03 51906
Can the Space Shuttle abort and return to Earth before reaching orbit? (Intermediate) Apr 03 55011
How do we detect incoming meteorites? (Intermediate) Mar 03 64857
!How do I make a scale model of the Solar System? (Intermediate) Mar 03 103071
What is the biggest crater recorded on Earth? (Beginner) Feb 03 83936
What's the biggest meteorite? (Beginner) Feb 03 73701
How does the parachute in a model rocket work? (Advanced) Feb 03 127365
How many meteorites hit Earth each year? (Intermediate) Feb 03 282820
Did I find a rock that came from the Moon? (Beginner) Feb 03 62264
Where did the name 'Earth' come from? (Beginner) Jan 03 356937
Why doesn't the ammonia and methane in Jupiter's atmosphere sink into the core? (Advanced) Jan 03 54095
Why is the Moon so bright? (Beginner) Jan 03 158946
What are some astronomy science fair projects? (Beginner) Dec 02 108480
How can water be chemically trapped in rocks? (Intermediate) Dec 02 77090
Who named the planets and who decides what to name them? (Beginner) Nov 02 366317
Can I buy a star? (Beginner) Nov 02 180379
Will the sun go supernova in six years and destroy Earth (as seen on Yahoo)? (Intermediate) Oct 02 180880
What are the different kinds of astronomers? (Intermediate) Sep 02 359462
Are meteorites hot or cold when they hit Earth? (Intermediate) Sep 02 146809
What's the object I saw that moved across the sky and then got very bright? (Beginner) Sep 02 130182
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner) Jun 02 504916
How do I become both an astronaut and an astronomer? (Intermediate) May 02 105152
Why does the SETI project search for radio signals? (Intermediate) Apr 02 78196
What color is Venus? (Beginner) Jan 02 374432
How do I build a model rocket? (Intermediate) Oct 01 350664
How are asteroid compositions and classifications determined? (Intermediate) Jul 01 82531
How can I tell if the rock I found is a meteorite? (Beginner) Mar 01 70142
Why aren't there any green stars? (Intermediate) Sep 00 128168
What would happen if an impact caused Earth to stop rotating? (Beginner) Aug 00 166802
How do I polar align my telescope? (Beginner) Jul 00 64621

Most Popular


Our Reddit AMAs

AMA = Ask Me (Us) Anything