Top 10 Interesting Facts About NASA’s Space Launch System, Check Here!

Sep 13, 2025, 06:51 EDT

Discover 10 interesting facts about NASA’s Space Launch System (SLS). It is the rocket that powers Artemis missions to the Moon and deep space exploration.

Top 10 Interesting Facts About NASA's Space Launch System!
Top 10 Interesting Facts About NASA's Space Launch System!

10 Interesting Facts about Space Launch System: In 2011, when NASA officially began the program. It is the only one that can send the Orion spacecraft and vital cargo beyond Earth’s orbit. NASA’s Space Launch System (SLS) is the most powerful rocket ever built.  It was designed to propel astronauts, capable of sending humans and equipment directly to the Moon in a single launch. Moreover, it serves as the backbone of NASA’s Artemis program with its super-heavy-lift power in its role in deep space exploration. Discover more such fascinating facts, which reveal why SLS is a true marvel of modern space technology.

Artemis I Launch

Fact 1: The Tallest Rocket Ever Built

It stands up to 118 meters (387 feet) tall and towers over most structures on Earth. It also includes the Statue of Liberty. Further, its massive height allows it to carry astronauts, Orion, and cargo on deep-space missions in a single launch.

Fact 2: It has an Unmatched Thrust

It has a launch thrust of 8.8–11 million pounds, and through that, it packs more power than dozens of jumbo jets combined. This sheer force is necessary to escape Earth’s gravity and reach the Moon efficiently.

Fact 3: Super Heavy-Lift Payload Capacity

Space Launch System

The SLS Block 1 can carry 95 metric tons to low Earth orbit, while Block 2 can handle up to 130 metric tons. This is enough to transport lunar landers, satellites, and essential cargo in one trip, according to Wikipedia.

Fact 4: The Core Stage Powers It All

The rocket’s core stage uses four RS-25 engines that are fueled by liquid hydrogen and oxygen. This combination proves that the Space Shuttle technology is equipped with modern upgrades to maximize efficiency.

Fact 5: Solid Rocket Boosters Provide Extra Muscle

There are two five-segment solid rocket boosters, which help in SLS break free from Earth’s gravitational pull. These boosters act as an enhanced version of those used on the Space Shuttle.

Fact 6: Multiple Upper Stage Options

Untitled design (89)

(Credits: Wikimedia Commons)

Depending on the mission, SLS uses Block 1 is about the interim cryogenic propulsion stage (ICPS), and Block 1B and 2, which is about the discovery of the upper phase (EUS). This flexibility allows NASA to adapt the launch for the Moon Mission, Mars Mission, or other deep space purposes.

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Fact 7: The Artemis Program Depends on It

According to Britannica, SLS is the backbone of NASA’s Artemis program. This will land the first woman and the next man on the Moon, aiming for a sustainable lunar presence.

Fact 8: Built for Deep Space Missions

While the Artemis missions focus on the Moon, SLS is designed with Mars and beyond in mind. It also provides an unmatched power and versatility for human deep-space exploration.

Fact 9: Outshining Other Rockets

SLS carries more payload than most rockets, which includes SpaceX’s Falcon Heavy. Its unique combination of height, thrust, and payload capacity makes it a one-of-a-kind super heavy-lift launch vehicle.

Fact 10: First Crewed Flight is Coming

After the uncrewed Artemis I test flight, the first crewed mission will demonstrate SLS’s full capabilities by sending astronauts aboard Orion to the Moon. It will further pave the way for sustainable lunar exploration.

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NASA SLS: Key Facts Recap 

Here is a quick recap of the key facts about NASA’s SLS: 

Feature

Value / Detail

Height

98–118 meters (322–387 feet)

Thrust

8.8–11 million pounds

Payload Capacity (LEO)

95–130 metric tons

Core Stage Engines

4 RS-25 engines

Solid Rocket Boosters

2 five-segment boosters

Upper Stage

ICPS (Block 1), EUS (Block 1B & 2)

Key Program

Artemis (Moon, Mars)

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Manvi Upadhyaya
Manvi Upadhyaya

Content Writer

    Manvi Upadhyaya is an experienced content writer who is passionate about creating authentic content by delivering credible facts to people. She holds a degree in Journalism and Mass Communication and is fond of art, languages, culture, and education. She has been a published co-author and compiler for many anthology book projects. She creates educational and informative content for international audiences. You can reach out to her at manvi.upadhyaya@jagrannewmedia.com

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    FAQs

    • Can SLS carry multiple spacecraft at once?
      +
      Yes! Its heavy-lift capability allows launching large payloads, satellites, and lunar landers together.
    • How is SLS related to the Artemis program?
      +
      Artemis missions rely on SLS to launch astronauts and equipment to the Moon and eventually Mars.
    • What makes SLS different from other rockets?
      +
      SLS combines the largest payload capacity, modular design, and extreme thrust, making it ideal for deep-space missions.

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