Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
How to find a planet?
Search
Geert Barentsen
August 01, 2017
Science
0
98
How to find a planet?
An introductory talk on NASA's Kepler and K2 missions, presented in August 2017.
Geert Barentsen
August 01, 2017
Tweet
Share
More Decks by Geert Barentsen
See All by Geert Barentsen
A story about open science
barentsen
0
72
Kepler's Discoveries will Continue
barentsen
0
180
Kepler/K2 Status Update & New Software Tools
barentsen
0
250
Three reasons why Kepler's discoveries will continue for a decade
barentsen
2
210
The Kepler/K2 Supernova Cosmology Experiment
barentsen
1
96
How Sagan Fellows are shaping the success of NASA’s K2 Mission
barentsen
0
180
La misión Kepler de NASA
barentsen
0
73
K2: Status and Future
barentsen
0
200
News from the NASA K2 Mission
barentsen
0
140
Other Decks in Science
See All in Science
データマイニング - ノードの中心性
trycycle
PRO
0
100
機械学習 - pandas入門
trycycle
PRO
0
270
眼科AIコンテスト2024_特別賞_6位Solution
pon0matsu
0
410
Valuable Lessons Learned on Kaggle’s ARC AGI LLM Challenge (PyDataGlobal 2024)
ianozsvald
0
390
機械学習 - K近傍法 & 機械学習のお作法
trycycle
PRO
0
1.1k
深層学習を用いた根菜類の個数カウントによる収量推定法の開発
kentaitakura
0
160
データマイニング - グラフデータと経路
trycycle
PRO
1
140
Agent開発フレームワークのOverviewとW&B Weaveとのインテグレーション
siyoo
0
270
3次元点群を利用した植物の葉の自動セグメンテーションについて
kentaitakura
2
1.2k
統計的因果探索: 背景知識とデータにより因果仮説を探索する
sshimizu2006
4
920
academist Prize 4期生 研究トーク延長戦!「美は世界を救う」っていうけど、どうやって?
jimpe_hitsuwari
0
140
SciPyDataJapan 2025
schwalbe10
0
240
Featured
See All Featured
Build The Right Thing And Hit Your Dates
maggiecrowley
36
2.8k
The Cost Of JavaScript in 2023
addyosmani
51
8.5k
Raft: Consensus for Rubyists
vanstee
140
7k
[RailsConf 2023 Opening Keynote] The Magic of Rails
eileencodes
29
9.5k
No one is an island. Learnings from fostering a developers community.
thoeni
21
3.3k
The Psychology of Web Performance [Beyond Tellerrand 2023]
tammyeverts
48
2.9k
Fantastic passwords and where to find them - at NoRuKo
philnash
51
3.3k
StorybookのUI Testing Handbookを読んだ
zakiyama
30
5.8k
Measuring & Analyzing Core Web Vitals
bluesmoon
7
490
Chrome DevTools: State of the Union 2024 - Debugging React & Beyond
addyosmani
7
710
Facilitating Awesome Meetings
lara
54
6.4k
The Pragmatic Product Professional
lauravandoore
35
6.7k
Transcript
How to find a planet? (Not what the actual data
look like) @GeertHub www.geert.io github.com/barentsen Geert Barentsen
*
Are we alone?
None
Image: NASA
Detecting Planet Transits
Jupiter Earth Small planets are really hard to find
Jupiter Neptune 2 x Earth Earth Small planets are really
hard to find
* •need to look at the right place • at
the right time •and measure the brightness of stars • with extreme accuracy
NASA’s Kepler Mission “Are Earth-like planets common?”
* Kepler was launched on 6 March 2009 Attached to
a big telescope 100 megapixel camera (100 deg2) Makes movies of stars! The Kepler Spacecraft
* March 6, 2009
* The Kepler Field of View
• So what does the data look like?
None
Exoplanet Detections, 1989-1995 Radius Relative to Earth Orbital Period in
days Earth
Radius Relative to Earth Orbital Period in days Earth Jupiter
Exoplanet Detections, 1989-1995
Radius Relative to Earth Orbital Period in days Exoplanet Detections,
1995-2009
Radius Relative to Earth Orbital Period in days Earth Exoplanet
Detections, 1995-2013
Too big! Just right. Too small!
None
None
None
!24
2009-2013 Kepler observed 200,000 stars over 4 years, finding 4,496
candidate planets
And then it BROKE
Balancing Solar Pressure
None
None
Kepler now changes its pointing every 3 months ecliptic This
is called the K2 Mission
The Pleiades
Photometry of the Seven Sisters
33
None
!35
None
None
*
*
Are we alone?
None