I've Been To The Titanic In A

The Best Way To Study Mars Is With Two Hands, Eyes And Ears Of A Geologist, First At A Moon Orbiting Mars... And Then On The Surface.

If You Want To Say That The Sky Is Black, And If I'm There, Even If I Fall Back Down Again, I Will Be Weightless For A Period Of Time - Maybe That's The Definition Of Space.

There's No Guarantee That The United States Will Be Around 200 Years From Now.

Because Of His Military Service, Dad Was Buried In Arlington National Cemetery.

Mars Has A Bit Of Air Pressure; Maybe We Can Build Up That Atmosphere To Be A Bit More Accommodating To Humans.