All Site Posts

The Brian Lehrer Show Listen


Interview on WNYC's Brian Lehrer Show with reflections on Pluto and the night sky.

Living On Earth: The Pluto Files Listen

Living On Earth

Neil deGrasse Tyson didn't mean to get Pluto demoted from planet status; he just wanted people to think about the solar system differently. But changing the number of planets from nine to eight is just what happened when a debate sparked by the astrophysicist's Hayden Planetarium exhibit—sans Pluto—ended with the re-categorization of the icy rock to dwarf planet status.

Time's Ten Questions Read

Time Magazine

Time magazine interview on Pluto and what determines planethood.

The Tonight Show with Jay Leno Watch

Tonight Show with Jay Leno

A discussion of Pluto, Apophis, and life on Mars on the Tonight Show with Jay Leno.

How Many Planets Do You Want in the Solar System? Read

The New York Times

Kenneth Chang asks New York Times readers how many planets they want in the Solar System.

The 'Nova' Man Is Bursting With Bright Ideas Read

The Washington Post

The Washington Post covered a discussion with Neil deGrasse Tyson and Paula Aspell regarding NOVA and science policy.

How I (Ken Chang) Tormented Neil deGrasse Tyson Read

The New York Times

New York Times columnist Kenneth Chang recounts his reporting on Pluto and its place in AMNH's Rose Center, and the release of The Pluto Files.

Carl Sagan's Search for God Listen


Discussion with Ann Druyen and Steve Soter on Carl Sagan's perspective on science, his spiritual experience, and his search for God.

The Pluto Files Buy

The Pluto Files: The Rise and Fall of America's Favorite Planet

Gathered here in one place is a record of Pluto’s rise and fall from planethood, given by way of media accounts, public forums, cartoons, and letters I received from disgruntled school children, their teachers, strongly opinionated adults, and colleagues.

Preface from The Pluto Files Read

The Pluto Files: The Rise and Fall of America's Favorite Planet

Preface to The Pluto Files.