Adler After Dark • Adler PlanetariumChicago, IL

16 July 2015

@sciencejedi

S A I L I N G T O A N E W H O R I Z O N

S H A N E L . L A R S O N A S T R O N O M Y, A D L E R P L A N E TA R I U M

C I E R A , N O R T H W E S T E R N

S L A R S O N @ A D L E R P L A N E TA R I U M . O R G

STORYLINE

What we knew in June

Pretty pictures

Let’s have a vote

Let’s have a vote

Pluto IS a planet!

Pluto IS pitiful and got what it

deserved the little tiny snuff ball of a planet wannabe (NOT a planet)

Charon Discovery (1979)

HST (2005)

HST (2003)Eclipses (1990)

NEW HORIZONSLaunch: Jan 2006

9.5 YEARS to get to PLUTO

Late June: BTH

“Better Than Hubble”

Speed on Approach: 14 km/s 31, 317 miles/hour

15 min across Earth3 min across Pluto

Tombaugh RegioCthulu

Regio

PLUTO

MordorCanyon 6 miles deep

CHARON

Cliffs across the planet

Some craters Not as many as expected

CHARON

Mountains 11,000 ft high

Not rock……water ice

No impact craters here!

WHAT NEXT

Friday: More pictures!

All data back slowly thru rest of the year

October: Decision on where to visit next

A F E W O T H E R T H I N G S T O R E A D / W AT C H

Mike Brown Alan Boyle Neil deGrasse Tyson

http://tinyurl.com/mikeBrownKeckMike Brown public lecture at Keck Institute:

http://tinyurl.com/shanePlutoMy TEDx Talk:

We’ve seen a new world for the first time – the last of the classical planets.

Thanks!

There are no more planets to see up close for the first time.

The next time we see planets for the first time will be around other stars…