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The Latest Breaking News from the Solar System

Tiny crystals in Earth’s crust have captured the movement of the Milky Way’s spiral arms

When most of us think about what shaped our planet, we probably picture volcanoes, earthquakes, and huge continents slowly drifting apart (or back together again) over millions or billions of years. We also know meteorite impacts were important; our crater-packed Moon is clear evidence of that.

The Conversation

The hunt for ‘planet nine’: why there could still be something massive at the edge of the Solar System

Is there a massive undiscovered planet on the outer reaches of the Solar System? The idea has been around since before the discovery of Pluto in the 1930s. Labelled as planet X, prominent astronomers had put it forward as an explanation for Uranus’s orbit, which drifts from the path of…

The Conversation

The newest member of the solar system was discovered by wide-angle imaging on a three-ton, 870MP camera

The new Sedonite, nicknamed Ammonite, was discovered by the 870MP camera on the Subaru Telescope

Digital Camera World

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3I/ATLAS: Everything you need to know about the new 'interstellar visitor' shooting through the solar system

Astronomers have spotted a new interstellar object — the third of its kind ever seen — shooting towards us through the solar system. Here's everything you need to know about 3I/ATLAS.

LiveScience

For 100 years, we have marveled at planetariums. Here's a brief history of how humans brought the stars indoors

Humans have used the stars to navigate, keep time, and understand our place in the universe.

Space

Astronomers have spied an interstellar object zooming through the Solar System

This week, astronomers spotted the third known interstellar visitor to our Solar System.

The Conversation

Astronomers discover the largest comet from the outskirts of the solar system is exploding with jets of gas

The monsterous 85-mile-wide comet C/2014 UN271 isn't just the largest icy rock in the Oort Cloud, it's the second most distant that is chemically active.

Space

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First planet of its kind with ‘gargantuan’ comet-like tail discovered

Planet’s ‘tail’ is millions of miles long, researchers say

The Independent UK

Saturn has 128 more moons than astronomers previously thought

The sixth planet from the Sun now has a grand total of 274 moons

The Independent UK

Saturn now has 274 moons – but exactly what makes something a moon remains unclear

Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised discoveries from a team of astronomers led by Edward Ashton at the Academia Sinica in Taiwan. The sixth planet from the Sun now has a grand total of 274 moons, the most of…

The Conversation

Why is one half of Mars so different to the other? ‘Marsquakes’ may have just revealed the answer

Mars is home to perhaps the greatest mystery of the Solar System: the so-called Martian dichotomy, which has baffled scientists since it was discovered in the 1970s.

The Conversation

What is a dark comet? A quick guide to the ‘new’ kids in the Solar System

In 2017, NASA discovered and later confirmed the first interstellar object to enter our Solar System.

The Conversation

Europa Clipper’s 7-Year, 1.8-Billion Mile Journey To Jupiter’s Moon Is More Intense Than You Think

Here's the winding road NASA's Europa Clipper must take through the Solar System to reach a special Jupiter moon.

Inverse

Hidden craters reveal Earth may once have had a ring – like Saturn

The rings of Saturn are some of the most famous and spectacular objects in the Solar System. Earth may once have had something similar.

The Conversation

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International Business Times

Spacecraft To Swing By Earth, Moon On Path To Jupiter

A spacecraft launched last year will slingshot back around Earth and the Moon next month in a high-stakes, world-first manoeuvre as it pinballs its way through the Solar System to Jupiter.

The Conversation

How astronomers work out the size of the Solar System

The size of the solar system is defined by the volume of space over which the Sun’s influence exceeds those of other nearby stars in the Milky Way galaxy. This influence derives from two fundamental forces of nature: gravity and magnetism.

The Conversation

Dyson spheres: astronomers report potential candidates for alien megastructures – here’s what to make of it

There are three ways to look for evidence of alien technological civilisations. One is to look out for deliberate attempts by them to communicate their existence, for example, through radio broadcasts. Another is to look for evidence of them visiting the Solar System. And a third option is to look…

The Hindu

Sci-Five | The Hindu Science Quiz: On Venus

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The Hindu

The Science Quiz | Is there alien life in the Solar System?

The Hindu

Team led by PRL Ahmedabad finds ozone on Jupiter’s moon Callisto

Scientists discover ozone on Jupiter's moon Callisto, hinting at potential habitability and complex chemical processes on the icy celestial body.

The Hindu

In zodiacal dust mystery, PRL Ahmedabad study points to a familiar source

Jayesh Pabari, a scientist at PRL Ahmedabad, has studied the NASA Juno spacecraft's solar panels, which suffered minor damage due to dust particles, and found that Mars's moons may be the source of the interplanetary dust that produces zodiacal light.

Space

Space mysteries: Does the sun move in the solar system?

We know the sun is currently zooming through space, but does it move within our solar system?

The Hindu

Does the Solar system have a ninth planet after all?

So is our Solar System fated to have just eight planets? Not necessarily. There may be another one waiting to be found.

The Hindu

How we discovered that Uranus and Neptune are actually nearly identical in colour

In many images of the two outer gas giants of the Solar System, Neptune typically looks rich blue while Uranus comes across as pale green. A new study has revealed that these two ice giants are actually very similar shades of greenish blue.

Space

Crystal-studded space rock found in the Sahara may rewrite the history of the early solar system

The rocks were found in May 2020 in the Erg Chech sand sea, in the Sahara Desert in southern Algeria.

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