WASHINGTON – Pres. Obama tweeted the Mars landing.

It’s a further manifestation of President John F. Kennedy’s dream.

Curiosity is a marvel and trending on Twitter. #Curiosity.

Taylor Marsh, a veteran political analyst and former Huffington Post contributor, is the author of The Hillary Effect, available at Barnes and Noble and on Amazon. Her new-media blog www.taylormarsh.com covers national politics, women and power.