Premium Only Content

Portal Space Systems’ Supernova: High Delta-V Spacecraft Unleashes Next-Level Manoeuvrability
Portal Space Systems is developing an advanced spacecraft with a new propulsion technology that promises very high delta-v.
---------------
Supporting this channel would be greatly appreciated! Buy me a coffee here.
https://buymeacoffee.com/spacestartupnews
---------------
00:00 Intro
01:28 Solar Thermal Propulsion (STP)
02:52 Why Solar Thermal Propulsion?
05:21 Portal’s Technology Platform
05:57 Solar Concentrators
06:40 Heat Exchanger and Thruster
07:36 Supernova: STP Powered Spacecraft
08:40 Current Status
08:56 Upcoming Events
11:18 Outro
Sources:
Portal Space Systems Raises $17.5M: https://www.portalsystems.space/portal-space-systems-raises-17-5m-in-oversubscribed-seed-round-to-build-multi-role-trans-orbital-spacecraft-powered-by-solar-thermal-propulsion
Portal Space Systems Report (from mach33) [PDF]: https://mach33-research.s3.us-east-1.amazonaws.com/Portal+Space+Investment+Guide4.3.25+v2.pdf
How to Start a Fire with a Magnifying Glass: https://youtu.be/D2ym8wt5NWo?si=_ffcQ7ovyu8-9Tys
-
2:45:52
DLDAfterDark
6 hours ago $10.12 earnedWhat Are We Missing From The Charlie Kirk Incident? Feat. TN Tactical - After Hours Armory Live!
33.1K7 -
16:23
True Crime | Unsolved Cases | Mysterious Stories
1 month ago $3.71 earnedThe Strange Disappearance of Mekayla Bali | (Mini-Documentary)
28.6K4 -
10:03
nospeedlimitgermany
12 days ago $6.71 earnedVW Golf 5 R32 | 250 PS | Top Speed Drive German Autobahn No Speed Limit POV
33.1K5 -
1:35
Memology 101
1 day ago $4.43 earnedChicago Mayor Johnson calls LAW ENFORCEMENT a "SICKNESS" he will "ERADICATE"
30.1K40 -
10:17
Advanced Level Diagnostics
13 days ago $5.33 earned2007 Chevy Express - Replaced Everything But The Code Remains!
36.3K -
1:01:11
The Mel K Show
7 hours agoMel K & Harley Schlanger | History Repeats: A Wake-Up Call for Humanity | 9-20-25
100K29 -
2:13:52
Mally_Mouse
15 hours ago🌶️ 🥵Spicy BITE Saturday!! 🥵🌶️- Let's Play: Lockdown Protocol (New Updates!)
95.7K6 -
12:57
Culture Apothecary with Alex Clark
1 day agoMy Last 6 Years With Charlie Kirk | In Memoriam with Alex Clark
42.8K10 -
2:48:55
Barry Cunningham
12 hours agoPRESIDENT TRUMP WILL ENSURE THAT CHARLIE KIRK DID NOT DIE IN VAIN!
77.8K127 -
2:14:52
SavageJayGatsby
12 hours ago🔥 Spicy Saturday - Let's Play: Lockdown Protocol 🔥
100K2