Harris T. Appleton @HarrisTAppleton

Joined March 2025

Tweets

0
Followers

1
Following

165
Likes

1

No recent Tweets. New Tweets will appear here.

No recent Followers. New Followers will appear here.

Scott Tilley 🇺🇦... @coastal8049

24K Followers 409 Following Guests do not get to rearrange the furniture and then act shocked when shown the door.

Lukas C. H. @GewoonLukas_

2K Followers 427 Following Spaceflight Enthusiast 🚀 May the force be with you my friend, Ad Astra Per Aspera ✨ Mission Patches → https://t.co/EkMLPkyz1z

Independent researcher: missiles, UAV, Space. MDAA Research Fellow /Member @mena_2050 // National coordinator - World Space Week

Tal Inbar @inbarspace

14K Followers 4K Following Independent researcher: missiles, UAV, Space. MDAA Research Fellow /Member @mena_2050 // National coordinator - World Space Week

Etlaq Spaceport @EtlaqSpace

778 Followers 2 Following Launch. Orbit. Explore. 🚀 The world’s gateway to space 🌍 Equatorial location in Duqm, Oman 🔗 Join Our Newsletter: https://t.co/6tzRPVnNrF

Lecturer optical Space Situational Awareness @AETUDelft. Spy sats, missiles, meteorites, asteroids. Asteroid (183294). Opinions my own

Dr Marco Langbroek �... @Marco_Langbroek

22K Followers 987 Following Lecturer optical Space Situational Awareness @AETUDelft. Spy sats, missiles, meteorites, asteroids. Asteroid (183294). Opinions my own

innospacecorp @innospacecorp

4K Followers 128 Following A space mobility innovator using hybrid rocket technology.

The only ABA accredited law school to offer a JD concentration, LL.M., graduate certificate and a Master of Science in Air and Space Law @olemiss @umlaw1854

Center for Air and Sp... @Ctr4AirSpaceLaw

3K Followers 2K Following The only ABA accredited law school to offer a JD concentration, LL.M., graduate certificate and a Master of Science in Air and Space Law @olemiss @umlaw1854

Promoting Cooperative Solutions for Space Sustainability

Follows, re-tweets, and mentions are not legal advice or endorsements.

Secure World Foundati... @SWFoundation

5K Followers 604 Following Promoting Cooperative Solutions for Space Sustainability Follows, re-tweets, and mentions are not legal advice or endorsements.

The Space Review @tsr

4K Followers 0 Following Essays and commentary about the final frontier

Es’hailSat is a new satellite operator in Qatar providing TV broadcasting business &telecoms services across MENA. Follow our official account to find out more.

Es'hailSat @eshailsat

17K Followers 41 Following Es’hailSat is a new satellite operator in Qatar providing TV broadcasting business &telecoms services across MENA. Follow our official account to find out more.

Market Intelligence Company Focusing on the African Space & Satellite. Download our conference Impact Report (Link in bio!)

info@spaceinafrica.com

Space In Africa @spaceinafrica1

6K Followers 508 Following Market Intelligence Company Focusing on the African Space & Satellite. Download our conference Impact Report (Link in bio!) [email protected]

Exploring the global space business, the UK's launch programme. Interested in the environment & the importance of Earth Observation Satellites

OrbitalToday.com @OrbitalTodayCom

1K Followers 688 Following Exploring the global space business, the UK's launch programme. Interested in the environment & the importance of Earth Observation Satellites

s2a systems @s2a_systems

3K Followers 119 Following Developing and operating systems for Space Situational Awareness.

COMSPOC Operations Team | Technical experts in orbital analysis, maneuver detection, and near real-time space tracking | Advancing Space Domain Awareness.

COMSPOC_OPS @COMSPOC_OPS

2K Followers 132 Following COMSPOC Operations Team | Technical experts in orbital analysis, maneuver detection, and near real-time space tracking | Advancing Space Domain Awareness.

ispace is a lunar exploration company of more than 300 staff operating around the globe with the vision, “Expand our planet. Expand our future.”

ispace @ispace_inc

39K Followers 414 Following ispace is a lunar exploration company of more than 300 staff operating around the globe with the vision, “Expand our planet. Expand our future.”

African Space Agency @AfSA_AU

517 Followers 42 Following Official Page of the African Space Agency Headquartered in Cairo, Egypt.

Payload 🚀 @payloadspace

13K Followers 94 Following We cover the business and policy of space. Subscribe to our daily newsletter below.

Space/satcom industry, finance, geopolitics, history, macroeconomics enthusiast, China Space Monitor, aka #ChinaSpaceGuy. English, 普通话

Blaine Curcio @ChinaSpaceGuy

1K Followers 701 Following Space/satcom industry, finance, geopolitics, history, macroeconomics enthusiast, China Space Monitor, aka #ChinaSpaceGuy. English, 普通话

Pierre Lionnet @LionnetPierre

4K Followers 232 Following Space economist (one of the very few) - Research & Managing Director at Eurospace - views are mine not Eurospace

Ill-Defined Space @John__Holst

659 Followers 290 Following Analyzing the activities, business, and outcomes of the space sector (and more). Sometimes my writing makes sense.

Euroconsult and SpaceTec Partners unite to create Novaspace, the premier global consulting firm in the space sector.

Novaspace @Novaspace_

4K Followers 952 Following Euroconsult and SpaceTec Partners unite to create Novaspace, the premier global consulting firm in the space sector.

Founded in 2012, Space Capital is a VC firm with over $1B AUM investing in space technology and global markets, backed by deep operator expertise.

Space Capital @SpaceCapital

16K Followers 2K Following Founded in 2012, Space Capital is a VC firm with over $1B AUM investing in space technology and global markets, backed by deep operator expertise.

D-Orbit @D_Orbit

6K Followers 2K Following A New Space company with solutions covering the entire lifecycle of a space mission

For those genuinely interested in the finer points of new launches & activities on orbit. Curated by Robert Christy. BlueSky: (at)https://t.co/f3yTMZ8CHm

Orbital Focus @OrbitalFocus

2K Followers 12 Following For those genuinely interested in the finer points of new launches & activities on orbit. Curated by Robert Christy. BlueSky: (at)https://t.co/f3yTMZ8CHm

Our goal is to become the global leader of deployable antennas for Space, providing effective solutions today for the space based services of the future

Oxford Space Systems @OxfordSpace

4K Followers 169 Following Our goal is to become the global leader of deployable antennas for Space, providing effective solutions today for the space based services of the future

Follow us for public space domain awareness events and info posted to https://t.co/obKjbNWrEw, U.S. Space Command’s public website for sharing orbital data.

S4S_SDA @S4S_SDA

20K Followers 139 Following Follow us for public space domain awareness events and info posted to https://t.co/obKjbNWrEw, U.S. Space Command’s public website for sharing orbital data.

LeoLabs @LeoLabs_Space

27K Followers 317 Following Persistent Orbital Intelligence 📡 🛰️

Peter B. de Selding @pbdes

15K Followers 764 Following Co-Founder, Editor, Space Intel Report

Operator of CelesTrak, the world's first source for orbital element sets and related software and educational materials.

T.S. Kelso @TSKelso

9K Followers 20 Following Operator of CelesTrak, the world's first source for orbital element sets and related software and educational materials.

Principal advisor for market analysis on access to space, satellite and connectivity at @euroconsultEC . Runs @maxisintheair on my free time

Maxime Puteaux @maximeputeaux

559 Followers 836 Following Principal advisor for market analysis on access to space, satellite and connectivity at @euroconsultEC . Runs @maxisintheair on my free time

Jonathan McDowell @planet4589

172K Followers 5K Following Astronomer commenting on space launches. Orbital Police. All plots CC-BY. https://t.co/MjaOE0FEqR

The Space Investor �... @SpaceInvestor_

8K Followers 360 Following Your Source for NewSpace Investment News, Research & Analysis | Public & Private Markets

Seraphim Space @seraphim_space

4K Followers 670 Following The world’s greatest problems propel everything we do. Seraphim is the global leader in SpaceTech investment.

New Space Economy @NewSpaceEconomy

1K Followers 340 Following New Space Economy: Business, Technology, and Trends | FYI WE ARE NO LONGER POSTING TO X

ACCOUNT PAUSED @brianhurley

35K Followers 18K Following FYI I have temporarily paused posting to X and I am not monitoring messages.

An American space technology company redefining what’s possible in & through space.

Data. Platforms. Hardware — we build & fly every system.
We Know Space.

Umbra @umbraspace

12K Followers 696 Following An American space technology company redefining what’s possible in & through space. Data. Platforms. Hardware — we build & fly every system. We Know Space.

Albedo @Albedo

3K Followers 58 Following Full-stack VLEO systems. Flying today.

We are the first fully integrated GEO-LEO satellite operator, shaping a fast-evolving digital society and enabling connectivity for all 🛰

Eutelsat @EutelsatGroup

55K Followers 401 Following We are the first fully integrated GEO-LEO satellite operator, shaping a fast-evolving digital society and enabling connectivity for all 🛰

Official Twitter account of the International Institute of Space Law. Follows, re-tweets, and mentions are not legal advice or endorsements.

IISL @iisl_space

8K Followers 1K Following Official Twitter account of the International Institute of Space Law. Follows, re-tweets, and mentions are not legal advice or endorsements.

The European think-tank for space. We provide decision-makers with an informed view on mid- to long-term issues relevant to Europe’s space activities.

European Space Policy... @ESPIspace

4K Followers 674 Following The European think-tank for space. We provide decision-makers with an informed view on mid- to long-term issues relevant to Europe’s space activities.

Lecturer in Space Law at the International Institute of Air & Space Law | former @SWFoundation @GeorgetownLaw @ISUnet | @SGACSpaceLaw co-founder | #SpaceLaw

Christopher Johnson @ChrisJohnsonEsq

5K Followers 4K Following Lecturer in Space Law at the International Institute of Air & Space Law | former @SWFoundation @GeorgetownLaw @ISUnet | @SGACSpaceLaw co-founder | #SpaceLaw

AMOS Conference is the premier technical conference in the nation devoted to space surveillance. Sept 15-18, 2026 #AMOSCon preceded by @EMERGEN_Prog

AMOS Conference @amoscon

1K Followers 2K Following AMOS Conference is the premier technical conference in the nation devoted to space surveillance. Sept 15-18, 2026 #AMOSCon preceded by @EMERGEN_Prog

Space surveillance, SSA/SDA, orbital debris expert. Retired USAF with 30+ years of space experience. Physics (M.S.) and Imaging Science (PhD). USAFA '92.

Space Domain Awarenes... @shell_jim

2K Followers 268 Following Space surveillance, SSA/SDA, orbital debris expert. Retired USAF with 30+ years of space experience. Physics (M.S.) and Imaging Science (PhD). USAFA '92.