Scientists believe an Earth-sized planet could be hiding in our own Solar System
It’s not the hypothesized giant Planet Nine
Tag: solar system
Scientists publish the first 3D map of the heliosphere — the final boundary between our system and interstellar space
It will help scientists better understand interactions between solar and interstellar winds.
Comets have a heavy metal atmosphere
Astronomers have discovered iron and nickel vapour in the atmospheres of comets distant from the Sun and surrounding the interstellar ...
Jupiter’s Supersonic Stratospheric Winds Make it a Unique Beast
Astronomers have measured Jupiter's Stratospheric Winds for the First Time.
The most remote object in the Solar System is now “Farfarout”, taking the crown from “Farout”
I am not making any of this up.
Life could have prospered beneath the surface of Mars
The melting of ice beneath the surface of Mars could have made its deep regions the most habitable.
Focusing on Arrokoth promises to reveal the Kuiper Belt’s secrets
The results from New Horizon's New Year's Day Flyby of Kuiper Belt Object Arrokoth are in, and it could just ...
Arrokoth, the ‘Space Snowman’, sheds new light on how the solar system formed
The study of the Kuiper Belt body Arrokoth promises to change how we believe the building blocks of planets form. ...
NASA fixes Voyager 2 from over 11 billion miles away
NASA provides the ultimate hotfix.
Meet Hygiea, the Smallest Dwarf Planet in Our Solar System
New observations confirm that main asteroid belt object Hygiea is round. It now fulfills all the requirements to graduate from ...
Voyager 2 spacecraft crosses barrier into interstellar space
The daring spacecraft traveled more than 11 billion miles to exit the solar system.
TESS telescope discovers three intriguing close-by exoplanets
The solar system is very different from our own.
Jupiter formed far from the sun and traveled closer during its early days
It also met a lot of asteroids it still hangs around with.
Astronomers just discovered the most distant object in the solar system — they’ve called it ‘Farout’
It's more than 100 times farther away than Earth is from the sun.
‘Oumuamua, our first interstellar visitor, is actually smaller than we thought
The small asteroid also seems to be emanating streams of gas that may explain why it was moving faster than ...
It Is Possible Jupiter Could Support Life, Scientists Say
The chances of it happening are pretty slim though.
Scientists collect interstellar dust that formed the Earth and solar system
The findings might revolutionize our understanding of how the solar system came to be, as well as all planetary bodies for ...
New evidence backs up existence of mysterious ‘Planet Nine’ in the outer solar system
An elusive planet ten times more massive than Earth may be lurking in the outer fringes of the solar system.
Scientists find diamonds forged deep within a lost, ancient planet of the early solar system
Pieces of an ancient planet formed long before Earth shed their secrets.
Strange interstellar stone discovered in Egypt is like nothing else found in the solar system
A unique cosmic stone challenges what we know about how the solar system formed.
For the first time ever, our solar system is getting an outside visitor
Put the kettle on, we have a visitor.
Evidence keeps pilling up in favor of the mysterious Planet Nine
A ninth planet 10 times bigger than Earth might be lurking far away within the solar system.
Jupiter is likely the oldest planet in the solar system
This fatty likely had a great influence on how other later planets formed in the early solar system, including Earth.
Why is the solar system flat and not a sphere?
It's all about the conservation of angular momentum.
New dwarf planet discovered in outskirts of solar system beyond Neptune
Pluto and Ceres have a new neighbor.
We have a ninth planet in the solar system – and it’s not Pluto
A duo of astronomers from CalTech may have found another planet, far away in our solar system.
New most distant body in the Solar system identified
A new dwarf planet, designated V774104 has been identified and now takes the crown of most distant object in our ...
Young Jupiter Swept Through the Solar System, Destroying Super Earths
A new shocking theory suggests that Jupiter may have sweeped through our solar system much like a wrecking ball, knocking ...
Not one, but two yet to be confirmed Earth-sized planets could orbit in the outer solar system
Nibiru followers might have cause to rejoice, as Spanish astronomers report a novel hypothesis that suggests two Earth-sized planets might ...
Meteorites Not Responsible For Building Solar System, Study Finds
For decades, astronomers have believed that meteorites are the building blocks of our solar system - the lego blocks for ...
Meteorites altered by Shock Wave explain how our Solar System formed
After studying ancient minerals in a meteorite, MIT scientists have gained valuable insights that help explain how the sun, the ...
All Solar Systems likely have Water (just like ours!)
This flowchart picture shows the evolution of water as it starts out in the Sun's birth cloud, survives the destructive ...
The moon formed much later than thought, but new questions arise
Artist impression of planetary impact that led to the formation of the moon. photo: NASA A new massive computer model ...
First ever evidence of a comet striking Earth – a piece of it lies in Tutankhamon’s brooch
For the first time, researchers have found evidence of a comet entering Earth’s atmosphere and exploding, obliterating everything in its ...
After 34 years in space, Voyager has finally left the solar system
To boldly go where no man has gone before: a spacecraft launched from Earth, Voyager I has pushed into the ...
Giant landslides on Saturn’s icy moon intrigues scientists
A giant landslide on Iapetus reaches halfway across a 75-mile (120 kilometer) impact crater.(c) NASA/JPL/Space Science Institute Planetary scientist Kelsi ...
New moon discovered around Pluto – the fifth
Astronomers have discovered a new moon orbiting the dwarf planet of Pluto - its fifth - only a year after ...
Turns out, another solar system has more planets than ours
Our solar system is special for two reasons: the first one, obviously - is us. Our solar system is the ...
Geochemical analysis show Earth never really melted
Unexpected new findings from University of Maryland researchers show that a portion of our planet's mantle survived Earth's rough formation, ...
Rugby-ball shaped dwarf planet covered in crystalline water ice
Discovered deep in the farthest reaches of our solar system, Haumea is a tiny dwarf planet which has been fascinating ...
Our solar system seems to be inside a “bubble” of interstellar medium.
Our solar system appears to exist inside a "bubble", inside a network of cavities inside the interstellar medium, which was ...
The red square nebula enchants space
There's nothing Russian about the above fantastic featured photo, but what one can be pretty certain about is that it's ...
Probe launched 30 years ago is held back by mysterious unexplained force
A probe that has been launched no less than 30 years ago has come across a force that has baffled ...
Saturn’s moon full of geysers
There are many things we have yet to find out about Saturn, but the Cassini probe has definitely shed some ...
Water and fog found on Titan, Saturn’s moon
As I was writing in a previous post, Titan is quite unique, in that aside from our planet it's the ...
The Solar System’s first breath
Nature published these findings of scientists from Houston, Texas, about the original proportion of oxygen isotopes in the Sun. This ...