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HISTORICAL FACTS: Swri - The Untold Story

Astronomers find interstellar comet 3I/ATLAS hiding in images taken before its official discovery

Interstellar comet 3I/ATLAS was almost called 3I/Rubin, after researchers found that the giant survey telescope coincidentally spotted this visitor from the stars over a week before it was officially discovered.

Space

NASA's Juno spacecraft spots the largest volcanic eruption ever seen on Jupiter's moon Io

"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources."

Space

Uranus may have more in common with Earth than we thought, 40-year-old Voyager 2 probe data shows

The findings provide an answer to a planetary mystery that has bewildered scientists for nearly four decades.

Space

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This dwarf planet has gas: Makemake's methane surprises scientists

The James Webb Space Telescope has detected methane gas on the dwarf planet Makemake, indicating that the distant body is a dynamic icy world.

Space

Ready for the next 'Oumuamua? Launching flyby missions to visiting interstellar comets is 'feasible and affordable,' study says

Conducting a flyby mission to an interstellar object visiting our solar system is "feasible and affordable," a new study finds. But orbiting such an interloper is a different story.

Space

Scientists find tiny new moon around Uranus with the James Webb Space Telescope (photos, video)

Astronomers using NASA's James Webb Space Telescope (JWST) have discovered a newfound moon orbiting icy Uranus, the seventh planet from the sun.

Space

The ocean on Saturn's icy moon Enceladus has the right pH for life — barely

"We know that some microbes on Earth can tolerate the range of pH found on Enceladus."

Space

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Private lunar landing: How Blue Ghost measured the moon's electric and magnetic fields

Space

'Right now, we are in what has to be a Golden Age of asteroid exploration.' Scientists celebrate NASA's latest space rock flyby

Asteroid experts are pondering the scientific output from the NASA Lucy spacecraft after it shot by its celestial destination, the main belt asteroid named Donaldjohanson.

Space

New Horizons' new map of the galaxy | Space photo of the day for April 30, 2025

This spectrograph map, generated from data collected by NASA's New Horizons probe, depicts the relatively uniform brightness of the ultraviolet "Lyman-alpha" background surrounding our Sun and its area of influence.

Space

Jupiter's 'tormented moon' Io just unleashed the most powerful volcanic event ever seen

NASA's Juno spacecraft has discovered a giant volcanic hot spot on the surface of Jupiter's hellish moon Io. The eruptions in this area are chucking out six times the energy being produced by all Earth's power stations, researchers say.

LiveScience

NASA's Juno spacecraft watches most powerful volcanic event ever seen on Jupiter's moon Io

NASA's Juno spacecraft has spotted the most powerful volcanic eruption ever seen on the solar system's most volcanic body, the Jovian moon Io.

Space

Jupiter's storms and its 'potato' moon Amalthea stun in new NASA Juno probe images

NASA's Juno spacecraft has sent back stunning photos of Jupiter, including colorful, chaotic storms swirling through the planet’s atmosphere.

Space

How can Jupiter have no surface? A dive into a planet so big, it could swallow 1,000 Earths

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com.

The Conversation

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Inverse

Astronomers Just Confirmed the Presence of Carbon Dioxide On Pluto’s Moon Charon — Where Did it Come From?

A new study reveals that Charon, Pluto's largest moon, is getting bombarded by lots of cosmic energy. NASA's Webb Space Telescope found the telltale signs.

The Conversation

Slingshot in space: the tricky manoeuvre that will use Earth and the Moon to send the Juice mission to Jupiter

A European spacecraft is about to zip by both Earth and the Moon in the space of 24 hours. In the early 2030s, the Jupiter Icy Moons Explorer (Juice) mission will be the first European probe to orbit Jupiter. But first, it needs to carry out a key manoeuvre to…

Space

Jupiter's violent moon Io has been the solar system's most volcanic body for around 4.5 billion years

Jupiter's moon Io is the solar system's most volcanic body thanks to a gravitational tug of war that rages below its surface. But now scientists know the violent moon has always been this way.

Space

NASA's Juno probe sees active volcanic eruptions on Jupiter's volcanic moon Io (images)

NASA's Juno spacecraft has seen Jupiter's volcanic moon Io like never before, catching active eruptions, lava flows, and a side to the solar system's most volcanic body not seen in 35 years.

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Space

NASA's Juno spacecraft will get its closest look yet at Jupiter's moon Io on Dec. 30

NASA's Juno spacecraft will come closer to Jupiter's moon Io on Dec. 30 than any spacecraft has in 20 years, getting a good look at the solar system's most volcanic body.

Inverse

NASA’s Lucy Mission Spotted Another Moonlet Orbiting Dinkinesh

NASA's Lucy spacecraft discovered a contact binary of moonlets orbiting the asteroid Dinkinesh.

Space

James Webb Space Telescope and Hubble will help NASA's Juno probe study Jupiter's volcanic moon Io

The iconic telescopes will make observations of the solar system's most volcanic body, Io. Data collected will help guide NASA's Juno mission when it revisits Jupiter and and the fiery moon.

Space

NASA's Juno probe finds giant swirling waves in Jupiter's magnetosphere

Data from NASA's Juno mission shows that the spacecraft routinely encounters giant swirling waves, or vortices, at the boundary between the planet's magnetic field and the solar wind.

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