Space & transportation

Links about space & transportation that Hacker News readers keep rediscovering.

Hall of Fame: 18
Candidates: 32
Types: 7
Median span: 7.2 yrs

Browse Space & transportation by type

Every link below is about space & transportation and belongs to the selected type.

7 types

Essays & writing 16 Space & transportation links 3 Hall · 13 Candidates Tools, games & demos 13 Space & transportation links 5 Hall · 8 Candidates Reference 12 Space & transportation links 6 Hall · 6 Candidates Software & code 4 Space & transportation links 3 Hall · 1 Candidates Research & data 2 Space & transportation links 1 Hall · 1 Candidates Sites & organizations 2 Space & transportation links 0 Hall · 2 Candidates Books & learning 1 Space & transportation link 0 Hall · 1 Candidates

Strongest Hall records

18 items

If the moon were only 1 pixel: A tediously accurate solar system model (2014)

joshworth.com Tools, games & demos 31 submissions · 30 people · 11.3 years

Hall of Fame Class of 2017-03 Resurfaced 2025-06-13

936max pts

Akin's Laws of Spacecraft Design (2003)

spacecraft.ssl.umd.edu Reference 18 submissions · 16 people · 14.5 years

Hall of Fame Class of 2018-05 Resurfaced 2023-08-09 archived copy

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Timeline of the far future

en.wikipedia.org Reference 44 submissions · 44 people · 13.8 years

Hall of Fame Class of 2018-07 Resurfaced 2020-05-17

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100k Stars

stars.chromeexperiments.com Tools, games & demos 13 submissions · 13 people · 11.3 years

Hall of Fame Class of 2024-05 Resurfaced 2024-05-10

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Apollo 11 Guidance Computer source code

github.com Software & code 27 submissions · 26 people · 9.9 years

Hall of Fame Class of 2020-02 Resurfaced 2024-07-04

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Autopilot: an open source driving agent

github.com Software & code 8 submissions · 8 people · 7.8 years

Hall of Fame Class of 2023-01 Resurfaced 2024-09-20

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Gimli Glider

en.wikipedia.org Reference 11 submissions · 11 people · 13.9 years

Hall of Fame Class of 2016-12 Resurfaced 2016-12-18

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Stuff in Space

stuffin.space Tools, games & demos 16 submissions · 16 people · 6.4 years

Hall of Fame Class of 2018-04 Resurfaced 2018-04-05

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Paper Airplane Designs

www.foldnfly.com Reference 8 submissions · 8 people · 7.6 years

Hall of Fame Class of 2022-07 Resurfaced 2024-01-23

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The tyranny of the rocket equation (2012)

www.nasa.gov Essays & writing 5 submissions · 4 people · 9.4 years

Hall of Fame Class of 2022-09 Resurfaced 2022-09-04

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Dissolving the Fermi Paradox

arxiv.org Research & data 11 submissions · 11 people · 7.0 years

Hall of Fame Class of 2021-05 Resurfaced 2021-05-19

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Stellarium: A free open-source planetarium for your computer

stellarium.org Software & code 7 submissions · 7 people · 13.5 years

Hall of Fame Class of 2022-03 Resurfaced 2022-03-06

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Sheldon Brown's Bicycle Technical Info

www.sheldonbrown.com Reference 7 submissions · 7 people · 7.4 years

Hall of Fame Class of 2026-02 Resurfaced 2026-02-06

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World Airports Voronoi (2014)

www.jasondavies.com Tools, games & demos 5 submissions · 5 people · 10.8 years

Hall of Fame Class of 2025-01 Resurfaced 2018-06-18

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Shipmap.org

www.shipmap.org Tools, games & demos 7 submissions · 7 people · 8.2 years

Hall of Fame Class of 2026-01 Resurfaced 2026-01-07

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Japan's Rail Workers Pointing at Things (2017)

www.atlasobscura.com Essays & writing 5 submissions · 5 people · 7.9 years

Hall of Fame Class of 2026-06 Resurfaced 2022-05-05

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The Man in Seat 61

www.seat61.com Reference 5 submissions · 5 people · 5.2 years

Hall of Fame Class of 2024-03 Resurfaced 2024-03-08

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How fighter jets lock on, and how the targets know (2014)

gizmodo.com Essays & writing 5 submissions · 5 people · 8.9 years

Hall of Fame Class of 2023-09 Resurfaced 2021-06-12

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Recently resurfaced in space & transportation

latest 20+ point return

Sheldon Brown's Bicycle Technical Info

www.sheldonbrown.com Reference 7 submissions · 7 people · 7.4 years

Hall of Fame Class of 2026-02 Resurfaced 2026-02-06

465max pts

Shipmap.org

www.shipmap.org Tools, games & demos 7 submissions · 7 people · 8.2 years

Hall of Fame Class of 2026-01 Resurfaced 2026-01-07

803max pts

If the moon were only 1 pixel: A tediously accurate solar system model (2014)

joshworth.com Tools, games & demos 31 submissions · 30 people · 11.3 years

Hall of Fame Class of 2017-03 Resurfaced 2025-06-13

936max pts

Autopilot: an open source driving agent

github.com Software & code 8 submissions · 8 people · 7.8 years

Hall of Fame Class of 2023-01 Resurfaced 2024-09-20

344max pts

Apollo 11 Guidance Computer source code

github.com Software & code 27 submissions · 26 people · 9.9 years

Hall of Fame Class of 2020-02 Resurfaced 2024-07-04

652max pts

Candidates

Browse 32 candidates

Scale of the Universe

www.htwins.net Tools, games & demos 24 submissions · 23 people · 12.1 years

Candidate Resurfaced 2021-12-08

Needs:2 breakout events 720+ days apart

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Kessler Syndrome

en.wikipedia.org Reference 14 submissions · 14 people · 9.7 years

Candidate Resurfaced 2020-02-13

Needs:2 breakout events 720+ days apart

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Sweden Solar System

en.wikipedia.org Reference 9 submissions · 9 people · 12.9 years

Candidate Resurfaced 2023-12-31

Needs:2 breakout events 720+ days apart

224max pts

ISS Docking Simulation

iss-sim.spacex.com Tools, games & demos 10 submissions · 9 people · 6.0 years

Candidate Resurfaced 2022-01-05

Needs:2 breakout events 720+ days apart

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How well do cars do in crash tests they're not optimized for?

danluu.com Essays & writing 4 submissions · 4 people · 4.4 years

Candidate Resurfaced 2024-11-17

Needs:5 submissions

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GPS

ciechanow.ski Essays & writing 7 submissions · 7 people · 4.2 years

Candidate Resurfaced 2023-06-03

Needs:2 breakout events 720+ days apart

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Grabby Aliens: A Resolution to the Fermi Paradox

grabbyaliens.com Research & data 4 submissions · 4 people · 2.9 years

Candidate Resurfaced 2024-02-10

Needs:5 submissions

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Olbers' Paradox

en.wikipedia.org Reference 10 submissions · 10 people · 7.9 years

Candidate Resurfaced 2022-03-27

Needs:2 breakout events 720+ days apart

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Real-Time Tokyo Subway Map

minitokyo3d.com Tools, games & demos 5 submissions · 5 people · 4.2 years

Candidate Resurfaced 2023-10-10

Needs:2 breakout events 720+ days apart

628max pts

A few things to know before stealing my 914

www.hagerty.com Essays & writing 3 submissions · 3 people · 3.5 years

Candidate Resurfaced 2025-10-08

Needs:5 submissions

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Show HN: See a Satellite Tonight. No Telescope Required

james.darpinian.com Tools, games & demos 5 submissions · 5 people · 5.9 years

Candidate Resurfaced 2022-11-01

Needs:2 breakout events 720+ days apart

863max pts

Meet Model X

www.teslamotors.com Sites & organizations 4 submissions · 4 people · 3.6 years

Candidate Resurfaced 2015-09-30

Needs:5 submissions

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Organic Maps

organicmaps.app Software & code 4 submissions · 4 people · 3.5 years

Candidate Resurfaced 2023-09-01

Needs:5 submissions

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Analyzing 1.1B NYC Taxi and Uber Trips

toddwschneider.com Tools, games & demos 6 submissions · 4 people · 2.4 years

Candidate Resurfaced 2018-03-14

Needs:2 breakout events 720+ days apart

140max pts

Privately-Owned Rail Cars

www.amtrak.com Reference 3 submissions · 3 people · 6.4 years

Candidate Resurfaced 2025-08-21

Needs:5 submissions

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The Universe Within 12.5 Light Years

www.atlasoftheuniverse.com Tools, games & demos 3 submissions · 3 people · 14.1 years

Candidate Resurfaced 2025-09-05

Needs:5 submissions

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Death by PowerPoint: the slide that killed seven people (2019)

mcdreeamiemusings.com Essays & writing 3 submissions · 3 people · 5.0 years

Candidate Resurfaced 2025-08-28

Needs:5 submissions

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Show HN: Long Range E-Bike

jacquesmattheij.com Essays & writing 3 submissions · 3 people · 4.3 years

Candidate Resurfaced 2026-02-26

Needs:5 submissions

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Vacuum Airship

en.wikipedia.org Reference 5 submissions · 5 people · 11.5 years

Candidate Resurfaced 2023-07-20

Needs:2 breakout events 720+ days apart

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An interactive exploration of Boston's subway system

mbtaviz.github.io Tools, games & demos 3 submissions · 3 people · 9.4 years

Candidate Resurfaced 2023-11-09

Needs:5 submissions

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Basics of Space Flight: Orbital Mechanics

www.braeunig.us Books & learning 5 submissions · 4 people · 9.7 years

Candidate Resurfaced 2023-04-30

Needs:2 breakout events 720+ days apart

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The Turn (1993)

www.theatlantic.com Essays & writing 5 submissions · 3 people · 14.8 years

Candidate Resurfaced 2013-02-02

Needs:2 breakout events 720+ days apart

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There is no reason to cross the U.S. by train, but I did it anyway

www.nytimes.com Essays & writing 4 submissions · 2 people · 3.2 years

Candidate Resurfaced 2022-05-30

Needs:5 submissions3 submitters

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Space Elevator

neal.fun Tools, games & demos 3 submissions · 3 people · 2.5 years

Candidate Resurfaced 2025-10-20

Needs:5 submissions3 active years

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Gravitational Lensing to Observe Ancient Earth

rein.pk Essays & writing 4 submissions · 4 people · 9.0 years

Candidate Resurfaced 2015-03-07

Needs:2 breakout events 720+ days apart5 submissions

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Starship is still not understood

caseyhandmer.wordpress.com Essays & writing 4 submissions · 4 people · 3.0 years

Candidate Resurfaced 2024-10-13

Needs:5 submissions3 active years

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Tesla Model Y

www.tesla.com Sites & organizations 3 submissions · 3 people · 5.9 years

Candidate Resurfaced 2025-01-24

Needs:5 submissions3 active years

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What ever happened to scandium bike frames? (2016)

www.bikeblogordie.com Essays & writing 3 submissions · 3 people · 3.8 years

Candidate Resurfaced 2022-05-20

Needs:2 breakout events 720+ days apart5 submissions

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The frequent fliers who flew too much (2012)

articles.latimes.com Essays & writing 4 submissions · 4 people · 6.7 years

Candidate Resurfaced 2019-01-16

Needs:2 breakout events 720+ days apart5 submissions

108max pts

Battery-electric “Infinity Train” will charge itself using gravity

newatlas.com Essays & writing 3 submissions · 3 people · 3.3 years

Candidate Resurfaced 2025-06-22

Needs:2 breakout events 720+ days apart5 submissions

72max pts

Voith Schneider Propeller

en.wikipedia.org Reference 3 submissions · 3 people · 5.0 years

Candidate Resurfaced 2026-02-15

Needs:2 breakout events 720+ days apart5 submissions3 active years

169max pts

Technology that changed air travel

retool.com Essays & writing 3 submissions · 3 people · 3.0 years

Candidate Resurfaced 2022-09-09

Needs:2 breakout events 720+ days apart5 submissions

185max pts