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
70
Kepler's Discoveries will Continue
barentsen
0
180
Kepler/K2 Status Update & New Software Tools
barentsen
0
240
Three reasons why Kepler's discoveries will continue for a decade
barentsen
2
210
The Kepler/K2 Supernova Cosmology Experiment
barentsen
1
93
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
オンプレミス環境にKubernetesを構築する
koukimiura
0
240
インフラだけではない MLOps の話 @事例でわかるMLOps 機械学習の成果をスケールさせる処方箋 発売記念
icoxfog417
PRO
2
820
Iniciativas independentes de divulgação científica: o caso do Movimento #CiteMulheresNegras
taisso
0
1.5k
CV_3_Keypoints
hachama
0
190
02_西村訓弘_プログラムディレクター_人口減少を機にひらく未来社会.pdf
sip3ristex
0
450
データベース05: SQL(2/3) 結合質問
trycycle
PRO
0
700
機械学習 - K-means & 階層的クラスタリング
trycycle
PRO
0
820
SpatialBiologyWestCoastUS2024
lcolladotor
0
130
2025-06-11-ai_belgium
sofievl
1
100
実力評価性能を考慮した弓道高校生全国大会の大会制度設計の提案 / (konakalab presentation at MSS 2025.03)
konakalab
2
150
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
150
データベース01: データベースを使わない世界
trycycle
PRO
1
640
Featured
See All Featured
Designing Dashboards & Data Visualisations in Web Apps
destraynor
231
53k
The Straight Up "How To Draw Better" Workshop
denniskardys
233
140k
Intergalactic Javascript Robots from Outer Space
tanoku
271
27k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
29
2.6k
Learning to Love Humans: Emotional Interface Design
aarron
273
40k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
30
2.1k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
35
2.3k
Bootstrapping a Software Product
garrettdimon
PRO
307
110k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
48
5.4k
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
PRO
20
1.3k
ReactJS: Keep Simple. Everything can be a component!
pedronauck
667
120k
The Web Performance Landscape in 2024 [PerfNow 2024]
tammyeverts
7
640
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