Emerging Theme

Top Space Stocks

The commercial space economy is growing rapidly, driven by falling launch costs, government constellations, satellite broadband demand, and new national security priorities in orbit. From nimble small satellite launchers to entrenched defense primes, these stocks cover the full spectrum.

Theme Dashboard
Theme Score
7.5/10
Stocks
7
Avg Market Cap
$128.2B
Best 1Y
ASTS +358.0%
Worst 1Y
LMT +7.1%
Cheapest Fwd PE
LMT 16.5x
Highest Rev Growth
BA +14.0%
Last Updated
May 31, 2026
Market metrics update hourly via live data. Theme Score is BriMindInvest editorial.
Launch & Spacecraft
#1
RKLB
High
Rocket Lab USA
Role: Small Satellite Launch Leader
Theme Exposure10/10
Why it made the list

Rocket Lab is the only publicly traded pure-play launch and spacecraft company. Its Electron rocket leads small satellite launch globally, and its Photon spacecraft bus is flying NASA missions. The upcoming Neutron medium-lift rocket targets commercial constellations.

Why ranked #1

Strong price momentum (+357% over 1Y).

Launch ServicesSpacecraft
#3
ASTS
Speculative
AST SpaceMobile
Role: LEO Broadband Constellation
Theme Exposure8/10
Why it made the list

AST's direct-to-smartphone satellite broadband constellation is one of the most ambitious commercial space programs. Its BlueBird Block 2 satellites represent a step-change in space-based connectivity.

Why ranked #3

Strong price momentum (+358% over 1Y) and a top-tier AI score (58).

Satellite BroadbandLEO
Earth Observation & Data
#2
PL
Medium
Planet Labs PBC
Role: Earth Observation Data Provider
Theme Exposure10/10
Why it made the list

Planet's 200+ Earth observation satellites deliver daily imagery of the entire Earth's landmass. AI-powered analytics on this data stream is creating a new intelligence layer for governments, agriculture, and finance.

Why ranked #2

A below-average AI score (47).

Earth ObservationGeospatial AI
Defense Space Primes
#4
BWXT
High
BWX Technologies
Role: Nuclear Space Propulsion
Theme Exposure7/10
Why it made the list

BWX is developing nuclear thermal propulsion (NTP) for NASA's DRACO demonstration mission — a technology that could cut Mars transit time in half. Nuclear-powered spacecraft are a potential game-changer for deep space exploration.

Why ranked #4

Strong price momentum (+50% over 1Y), though a below-average AI score (50).

Nuclear PropulsionDeep Space
#5
LMT
High
Lockheed Martin
Role: GPS & Space Systems Leader
Theme Exposure6/10
Why it made the list

Lockheed's Space division builds GPS III satellites, missile defense systems, and next-gen space vehicles. Its Orion spacecraft is NASA's primary crew vehicle for lunar missions under the Artemis program.

Why ranked #5

Moderate upside to target (+18%) and the most attractive valuation in the group (17x forward P/E).

Space SystemsGovernment Contracts
#6
NOC
High
Northrop Grumman
Role: Defense Satellite Architect
Theme Exposure6/10
Why it made the list

Northrop's Space Systems sector builds Space Force satellites, missile warning systems, and deep-space exploration vehicles. It built the James Webb Space Telescope's primary mirror structure.

Why ranked #6

Solid 1-year momentum (+11%) and the highest analyst upside in the group (+24% to target).

Space SystemsDefense Satellites
#7
BA
Medium
The Boeing Company
Role: Space Launch & Crew Vehicles
Theme Exposure5/10
Why it made the list

Boeing's Space & Defense segment includes the Space Launch System (SLS), Starliner crew vehicle, and satellite services. It remains a major government space prime despite recent operational challenges.

Why ranked #7

Moderate upside to target (+17%) and fast revenue growth (+14% YoY), though a below-average AI score (42) and a demanding 55x forward P/E.

Launch SystemsCrew Vehicles
Bull Case
  • Rocket Lab's Neutron rocket captures large constellation launch contracts, transforming the P&L
  • Space Force satellite programs accelerate as geopolitical competition intensifies in orbit
  • Earth observation data becomes a critical input for agriculture, insurance, and government intelligence
  • Commercial space stations and lunar economy programs create new revenue streams for primes
Bear Case
  • Rocket Lab's Neutron development timeline slips, extending the cash burn period
  • SpaceX's dominance in medium/heavy launch limits market share for new entrants
  • Planet Labs' data monetisation proves slower than expected, straining unit economics
  • Defense prime space budgets face political pressure amid government spending constraints
Key Risks to This Theme
  • Rocket Lab (RKLB) is an early-stage company with significant cash burn and execution risk
  • SpaceX (private) dominates both small and large launch, limiting RKLB's addressable market
  • Planet Labs' revenue model requires enterprise data subscriptions to scale — still early
  • Boeing's Starliner program delays and cost overruns have damaged its space reputation
  • Geopolitical debris and orbital congestion risk is growing and affects all space operators
Why These Stocks Didn't Make the List
SPCE
Virgin Galactic
Space tourism company with no orbital capability — a different and much narrower business than the companies listed
MAXR
Maxeon Solar
Maxeon Solar is not a space company — confusion with Maxar Technologies, which was taken private by Advent in 2023
KTOS
Kratos Defense
Relevant drone and satellite ground systems company; considered for future inclusion as its space portfolio grows
ETF Alternatives

Prefer passive exposure to this theme? These ETFs provide broad coverage without individual stock selection.

ARKX
ARK Space Exploration & Innovation ETF
Active ETF with concentrated positions in commercial space companies including RKLB, ASTS, and PL
UFO
Procure Space ETF
Pure-play passive space ETF covering satellite operators, launch companies, and defense space primes
ITA
iShares U.S. Aerospace & Defense ETF
Broad defense ETF with heavy exposure to space primes LMT, NOC, and RTX
Related Investment Themes
Top Satellite Internet Stocks
6 stocks →
Top Defense AI Stocks
8 stocks →
Top Nuclear Power Stocks
8 stocks →

Frequently Asked Questions

What are space stocks?+

Space stocks are shares in companies that build rockets, satellites, spacecraft, or the ground systems that support space-based services — including launch providers, Earth observation companies, satellite broadband operators, and defense space contractors.

Is Rocket Lab a good investment for space exposure?+

Rocket Lab (RKLB) is the only publicly traded pure-play commercial launch and spacecraft company. It offers direct exposure to the growth in small satellite launch demand, NASA scientific missions, and the upcoming Neutron medium-lift rocket market. However, it is an early-stage, cash-burning company with execution risk.

How is AI changing the space industry?+

AI is improving satellite imagery analysis (Planet Labs), enabling autonomous spacecraft operations, enhancing launch vehicle guidance systems, and powering the AI data centers that satellite constellations connect. The intersection of AI and space is one of the most rapidly evolving technology frontiers.

Dig deeper with AI-powered analysis

Sign in to BriMindInvest to compare any two stocks with live metrics, AI scores, valuation charts, and personalised insights.

Start Free TrialBrowse All Themes