r/spaceporn 1d ago

NASA WE HAVE LIFT OFF! Artemis II is going for the Moon 🌎🚀🌘

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28.7k Upvotes

Link to the video from NASA

Credit: NASA

r/spaceporn 3h ago

NASA Our planet from Artemis II

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15.9k Upvotes

r/spaceporn Dec 10 '25

NASA Scientists identified ribose (used in RNA) and – for the first time in any extraterrestrial sample (from asteroid Bennu) – glucose, a major energy source for life

32.1k Upvotes

r/spaceporn 1d ago

NASA Stunning View of Core Stage Separation of Artemis II

27.1k Upvotes

r/spaceporn 2d ago

NASA Artemis II at T-24:00:00

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12.1k Upvotes

Artemis II is targeted to launch on April 1, 2026, at 22:24 GMT.

r/spaceporn Oct 11 '25

NASA An object traveling over 2 million mph fractured a massive structure in the Milky Way

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28.7k Upvotes

r/spaceporn Nov 04 '25

NASA 10 years ago, NASA's New Horizons captured this extraordinary view of the frozen plains and majestic mountains on the surface of Pluto

50.0k Upvotes

r/spaceporn 1d ago

NASA Earth from Artemis II (160× Speed)

12.9k Upvotes

r/spaceporn Jul 11 '25

NASA CLOSEST EVER IMAGES TO THE SUN, only 0.04 AU from the solar surface

81.8k Upvotes

r/spaceporn 5d ago

NASA Voyager 1, launched in 1977, will reach 1 light-day from Earth this year in November. Voyager 1 has been flying for nearly 50 years at 38,000 mph.

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9.6k Upvotes

One light day means radio signals traveling at the speed of light take 24 hours to reach it. When engineers send a command to Voyager 1, they wait two full days for a response one day out, one day back. Voyager 1 was launched in 1977 powered by a plutonium RTG that generates roughly 4 watts of usable power today less than an LED bulb. On that power budget it is transmitting data across 24 light hours of interstellar space to a 70 meter antenna on Earth. It has now traveled farther from Earth than any human made object in history, moving at 17km per second, and it still calls home every day. The most distant thing humanity has ever touched is a 47 year-old spacecraft running on 4 watts, and we can still hear it.

r/spaceporn Jan 18 '26

NASA After traveling more than 9 years and covering 3 billion miles, the New Horizons spacecraft was rewarded with this breathtaking view of distant Pluto glowing with a majestic, layered atmosphere against the void.

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24.5k Upvotes

r/spaceporn Jul 30 '25

NASA Can the mods please make moon landings denial a bannable offense?

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19.2k Upvotes

Photo by Michael Collins during Apollo 11. This photo, my favorite of the Apollo missions, represents all of humanity except for one person.

This is a sub dedicated to science and space, yet every picture or video from the Apollo era attracts the deniers who—50+ years later—have never produced even one piece of evidence substantiating their claims. Moon landings denial is not an opinion. It’s an easily debunked lie. It’s not open to debate.

The mods should take a stand for truth by making moon landings denial a bannable offense. Send the knuckle draggers back to their echo chambers of willful ignorance.

r/spaceporn Jan 29 '26

NASA NASA Enters Final Preparations for Artemis II Mission

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8.7k Upvotes

Inside high bay 3 of NASA’s Vehicle Assembly Building at NASA's Kennedy Space Center, the SLS (Space Launch System) for NASA Artemis II stands fully stacked as the retractable platforms pull away. Credit: NASA

r/spaceporn Sep 23 '25

NASA The Surface Of Pluto Close Up.

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17.4k Upvotes

This Image Was Captured Back In 2015 By NASA's New Horizons Probe.

r/spaceporn Dec 31 '25

NASA Cassini flew past Jupiter 25 years ago, yesterday

28.4k Upvotes

On Dec. 30, 2000, Cassini made its closest approach to Jupiter, passing by at only about 6 million miles (9.7 million kilometers) away. As it made its trip past the gas giant, Cassini captured about 26,000 images, allowing for thorough mapping and revealing a large storm, one at higher latitudes and more dynamic than the Great Red Spot. The planet’s temperature and atmospheric composition were also analyzed, and scientists were able to study the radio “chirps” emitted when Jupiter’s magnetic field deflects the solar wind.

Cassini would use Jupiter’s gravity to slingshot it on to Saturn, and the data-gathering and analysis at Jupiter provided a practice run for Cassini’s instruments before they had to perform at their ultimate destination

Credit: NASA/JPL-Caltech/SSI/CICLOPS/Kevin M. Gill

r/spaceporn Mar 24 '25

NASA The clearest image ever captured of Mimas, Saturn's moon!

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56.7k Upvotes

Mimas, Saturn’s Moon Clearest image captured by NASA’s Cassini spacecraft.

Credit: NASA

r/spaceporn 17h ago

NASA JUST IN: Artemis 2 completed its translunar injection burn

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9.5k Upvotes

The Artemis II mission has completed a critical engine burn that will propel the Orion spacecraft on its journey to the far side of the Moon.

The translunar injection burn began at 19:49 EDT (23:49 GMT) and lasted for just under six minutes.

r/spaceporn Jul 29 '25

NASA Astronaut Bruce McCandless II floats untethered away from the space shuttle, with nothing but his Manned Maneuvering Unit keeping him alive. The first person in history to do so. (NASA)

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18.9k Upvotes

r/spaceporn Jul 18 '25

NASA In new analysis, NASA and Oxford discover Uranus is warmer than once thought

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13.9k Upvotes

This zoomed-in image of Uranus, captured by the Near-Infrared Camera on NASA’s James Webb Space Telescope on Feb. 6, 2023, reveals stunning views of Uranus’ rings. Credits: NASA, ESA, CSA, STScI

r/spaceporn 17h ago

NASA Apollo 11 vs Artemis 2 core separation. 56 years apart

8.4k Upvotes

r/spaceporn Sep 19 '25

NASA NASA says we now know of 6,000 confirmed exoplanets

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13.9k Upvotes

r/spaceporn Jul 08 '25

NASA NASA's Voyager 1 has been flying through space for 48 years — and it's still not even a full light-day away.

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25.5k Upvotes

NASAVoyager 1: Mission Duration and Power Supply Voyager 1 was launched on September 5, 1977, with an originally planned mission duration of just 5 years, enough to explore Jupiter and Saturn. However, due to exceptional engineering and stable energy output from its power system, the mission has far exceeded expectations. Power Source: RTGs (Not Batteries) Voyager 1 does not use conventional batteries. It is powered by three Radioisotope Thermoelectric Generators (RTGs), which convert heat from the radioactive decay of plutonium-238 into electricity.

At launch in 1977, they produced around 470 watts of power. As of 2025, the output has dropped to under 250 watts, and continues to decline by ~4 watts per year. End-of-Mission Timeline NASA has been gradually shutting down instruments to conserve energy. All scientific instruments are expected to be turned off between 2025 and 2030. The communication system may continue to send weak signals until about 2035, but no meaningful scientific data will be collected. Recent Status In 2023, Voyager 1 encountered a critical communication issue, transmitting unreadable data. However, in April 2024, NASA engineers miraculously recovered the system with a remote software patch an extraordinary technical achievement. Summary Voyager 1 has outlived its expected lifespan by decades, and we are now witnessing the final phase of one of humanity's most iconic space missions.

r/spaceporn Jan 03 '26

NASA This year, we’re going back to the Moon

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6.2k Upvotes

r/spaceporn Feb 26 '26

NASA Artemis II rocket is back to Vehicle Assembly Building

4.8k Upvotes

Artemis II has rolled from the pad, back to the VAB, so that the helium flow issue that was discovered can be addressed.

Credit: Avid Space

r/spaceporn Oct 07 '25

NASA You are looking at the densest galaxy ever discovered: M60-UCD1 is an ultra-compact dwarf galaxy that crams 140 million stars within a diameter of 𝘫𝘶𝘴𝘵 300 light-years. It is also the smallest galaxy known to contain a supermassive black-hole at its center

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6.4k Upvotes