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David Kipping

๐Ÿ‘ค Speaker
See mentions of this person in podcasts
3715 total appearances

Appearances Over Time

Podcast Appearances

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

over a decade ago now, I think.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

And it discovered thousands of planets.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

It's still the dominant source of exoplanets that we know about.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

But unfortunately, it didn't last as long as we would have liked it to.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

It died after about 4.35 years, I think it was.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

And so for an Earth-like planet, that's just enough to catch four transits.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

Before transits was kind of seen as the minimum.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

But of course, the more transits you see, the easier it is to detect it because you build up signal to noise.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

If you see the same thing, tick, tick, tick, tick, tick, the more ticks you get, the easier it is to find it.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

And so it was really a shame that Kepler was just at the limit of where we were expecting it to start to see Earth-like planets.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

And in fact, it really found zero.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

zero planets that are around stars like the Sun, that orbit similar to the Earth around the Sun, and could potentially be similar to our own planet in terms of its composition.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

And so it's a great shame, but that's why it gives astronomers more to do in the future.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

You're right in your description.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

I think just to build upon that a little bit more, it might be almost like,

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

your vision is completely blurry.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

Like you have an extreme, you know, eye prescription.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

And so you can't resolve anything.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

Everything's just blurs.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

But you can tell that something was there because it just got fainter for a short amount of time.