Search results for Planet Neptune

Planetary Sciences Apr 9, 2024

'Swallowed,' torn up or live on: How Earth will fare when the sun dies

Our solar system and everything within it—including the Earth—will look very different when the sun dies.

Education Apr 8, 2024

Earth, the sun and a bike wheel: Why your high-school textbook was wrong about the shape of Earth's orbit

If you've ever been taught about how Earth orbits around the sun, you might well think our planet travels along an oval-shaped path that brings it much closer to the sun at some times of the year than at others. You'd have ...

Astrobiology Apr 4, 2024

Why there may be oceans inside dwarf planets beyond Pluto—and what this means for the likely abundance of life

Earth was long thought to be the only planet in our solar system with an ocean, but it is beginning to look as though there are underground oceans inside even the most surprising icy bodies.

Space Exploration Mar 28, 2024

NASA's mission to an ice-covered moon will contain a message between water worlds

NASA's Europa Clipper spacecraft, headed to Jupiter's ice-covered moon Europa in October 2024, will carry a laser-etched message that celebrates humanity's connection to water. The message pays homage to past NASA missions ...

Planetary Sciences Mar 26, 2024

New nearby mini-Neptune exoplanet discovered

An international team of astronomers reports the discovery of a new mini-Neptune exoplanet orbiting a nearby star. The newfound alien world, designated TOI-4438 b is about 2.5 times larger than the Earth. The finding was ...

Astrobiology Mar 19, 2024

Planetary geophysics: What is it? What can it teach us about finding life beyond Earth?

Universe Today has examined the importance of studying impact craters, planetary surfaces, exoplanets, astrobiology, solar physics, comets, and planetary atmospheres, and how these intriguing scientific disciplines can help ...

Space Exploration Mar 18, 2024

As Voyager 1's mission draws to a close, one planetary scientist reflects on its legacy

For nearly 50 years, NASA's Voyager 1 mission has competed for the title of deep space's little engine that could. Launched in 1977 along with its twin, Voyager 2, the spacecraft is now soaring more than 15 billion miles ...

Planetary Sciences Mar 11, 2024

This hot Jupiter is doomed to crash into its star in just three million years

In 2008, astronomers with the SuperWASP survey spotted WASP-12b as it transited in front of its star. At the time, it was part of a new class of exoplanets ("hot Jupiters") discovered a little more than a decade before. However, ...

Planetary Sciences Mar 6, 2024

Scientists use James Webb Space Telescope to uncover clues about Neptune's evolution

A ring of icy rocks orbiting our sun just beyond Neptune may give us a glimpse of how Neptune—and other objects in the outskirts of our solar system—were formed.

Astronomy Mar 6, 2024

Subaru Telescope discovers the faintest moon around icy giant planets

Using some of the largest telescopes in the world, including the Subaru Telescope, a team of astronomers discovered three new natural satellites orbiting the outermost planets in our solar system—one around Uranus and two ...

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