Test your IQ on science fact and fiction

10 questions straddle the line on the final frontier

Reuters file

R2-D2, C-3PO, Padmé Amidala and Anakin Skywalker (portrayed by Natalie Portman and Hayden Christensen) walk the sands of Tatooine in "Star Wars, Episode II: Attack of the Clones." Could planets like Tatooine exist in double-star systems?

Most popular

• Most viewed

• Top rated

• Most e-mailed

Monster snow storm moving to Northeast

NYC tops the list of America’s costliest cities

Obama: U.S. ‘on cusp’ of health care reform

FirstPerson: December storms

Flying Chihuahuas! Dogs head east due to glut

Most viewed on msnbc.com

Related stories:

Top 5 cosmic myths

The real story behind mysterious space photos

Does the sun have a companion star?

The greatest myths, hoaxes and mysteries in space

updated 4:14 p.m. ET Nov. 23, 2004

Science speeds along so fast that it can be hard sometimes to know exactly what's known. So every now and then, it's helpful to pause and ponder the state of things.

The following 10 statements straddle the line between fact and fiction in space science. If you haven't been paying very close attention, the truthfulness of some might be hard to gauge.

After you've submitted your answers for scoring, follow the Web links to learn more about science fact and fiction from Space.com.

Story continues below ↓

advertisement | your ad here