A spacecraft with a large dish antenna approaches a blue-green planet with faint rings, set against a black star-filled space background.
Deleted30

From the Apollo landings to the visionary Artemis program, NASA’s missions have not only expanded humanity’s reach into space but also reshaped our understanding of Earth and the universe. Each mission carried with it a mixture of risk, discovery, and inspiration, leaving behind stories that continue to amaze the world and ignite imaginations across generations. Below are the 12 NASA misions that kept the world in awe.

1. Apollo 11- 1969

A collage of five vertical panels shows a rocket launching, from pre-liftoff on the launchpad to the rocket ascending with flames and smoke below.
PanAfrica/reddit.com

The first human landing on the Moon, Apollo 11, transformed science fiction into reality. Neil Armstrong’s “one small step” became a global symbol of human courage and achievement. It marked the start of humanity’s exploration beyond Earth, inspiring generations to look toward the stars.

2. Apollo 13- 1970

Three astronauts in blue NASA jumpsuits and navy caps wave and smile near a spacecraft hatch, with mission patches visible on their uniforms. A crew member in red gear is seen in the foreground.
Event-Amusing587/reddit.com

Dubbed a “successful failure,” Apollo 13 showed NASA’s resilience. Despite a catastrophic oxygen tank explosion, the crew returned safely thanks to extraordinary problem-solving under pressure.

3. Voyager 1 & 2- 1977

An illustration shows a spacecraft near a large, blue-green, striped planet with thin rings, in the darkness of space. The spacecraft emits a beam toward the planet.
Deleted30/reddit.com

Launched to explore the outer planets, the twin Voyager explorations delivered breathtaking images of Jupiter, Saturn, Uranus, and Neptune. Voyager 1 is now humanity’s most distant messenger, traveling beyond the solar system.

4. Hubble Space Telescope- 1990

Side-by-side comparison of Jupiter and its moons: a blurry ground-based telescope image (left) and a clearer Hubble Space Telescope image (right). NASA logo at bottom right.
Apizaz/reddit.com

Orbiting Earth, Hubble opened a window to the universe. Its stunning images of galaxies, nebulae, and distant stars revolutionized astronomy and brought cosmic beauty into everyday life.

5. Mars Pathfinder & Sojourner Rover- 1997

An illustration of a Mars rover with six wheels and solar panels exploring the Martian surface, while a stationary lander with open panels operates in the background on reddish terrain.
gDisasters/reddit.com

This mission proved that robotic exploration of Mars was possible on a budget. The tiny Sojourner rover captured the world’s imagination as it roamed the Martian surface. Its success paved the way for a new era of ambitious Mars rovers.

6. International Space Station- 2000–Present

Six images showing the International Space Station from 1999 to 2009, each photo labeled with a year, illustrating the station's construction progress over time above Earth.
grahvity/reddit.com

A collaborative marvel, the International Space Station is a living laboratory orbiting Earth. It represents international cooperation and has advanced research in medicine, physics, and long-duration spaceflight.

7. Spirit and Opportunity Rovers- 2004

A man stands outdoors between three Mars rover models of different sizes, including Sojourner, Spirit/Opportunity, and Curiosity, displayed on rocky ground with a stone-covered slope in the background.
Stotallytob3r/reddit.com

These twin rovers far exceeded expectations, exploring Mars for years instead of months. Opportunity’s discovery of evidence for ancient water reshaped theories about Mars’ habitability.

8. Cassini-Huygens- 2004–2017

A spacecraft with a large dish antenna and extended instruments orbits close to Saturn, with the planet’s rings and pale yellow atmosphere prominently visible in the background.
AltruisticYam4948/reddit.com

Cassini’s exploration of Saturn revealed stunning rings and the possibility of life-supporting oceans on Enceladus. The Huygens landing on Titan was historic. Cassini’s discoveries gave us a new view of Saturn’s system, showing just how dynamic and full of surprises it really is.

9. New Horizons- 2015

A detailed, color-enhanced image of Pluto shows a round, icy surface with reddish and white regions, featuring a large, heart-shaped area known as Tombaugh Regio, and visible craters and textured terrain.
nasa/reddit.com

After a nine-year journey, New Horizons delivered the first close-up images of Pluto, revealing a surprisingly complex world with icy mountains and vast plains.

10. James Webb Space Telescope- 2021

A vibrant, colorful nebula shaped like a glowing ring in space, with a bright blue-green center, surrounded by layers of red, pink, and white gas, set against a background of stars.
Chhaty007/reddit.com

As Hubble’s successor, JWST peers deeper into the universe’s past. Its vision has already unveiled galaxies formed shortly after the Big Bang, redefining cosmic history. Each new image expands our understanding of how light and time intertwine to shape the cosmos we inhabit today.

11. Artemis I- 2022

A large NASA rocket, illuminated and standing upright on a launch pad structure at night, with the tower's lights glowing against the dark sky.
MedicineGhost/reddit.com

The uncrewed Artemis I mission tested NASA’s new Space Launch System and Orion spacecraft, marking the first step toward returning humans to the Moon and eventually Mars.

12. Artemis II- 2026

A NASA Space Launch System (SLS) rocket stands upright on a launch pad at dusk, flanked by support structures and lit by floodlights, with an American flag displayed on the platform in the foreground.
BuildwithVignesh/reddit.com

Set to carry astronauts around the Moon, Artemis II has paved the way for lunar bases and deeper exploration. It symbolizes a new era of space travel, blending Apollo’s legacy with future ambitions.

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Meet the Writer

Mariano holds a Bachelor’s Degree in Advertising and is a Show Production graduate. He is deeply passionate about pop culture and creativity, and believes in the power of storytelling to shape ideas and inspire people to enjoy the otherwise occasionally mundane slog of a typical workday just a bit more, with entertaining content. Find Mariano over on IG at @marianmontagna.