Solar System
Latest about Solar System
50 interesting facts about Earth
By Stephanie Pappas, Robert Roy Britt, Ailsa Harvey published
Reference We've collected some of the most interesting and amazing facts about Earth
What are Saturn's rings made of?
By Ailsa Harvey published
Reference Saturn's rings have captured the attention of scientists for as long as they have been seen. Today, missions continue to teach us about these rocky rings.
Earth is at the center of a 1,000-light-year-wide 'Swiss cheese' bubble carved out by supernovas
By Harry Baker published
A new study into the Local Bubble, a cosmic void surrounding Earth, has mapped out the star-forming regions on the bubble's surface and uncovered more information about its explosive birth.
The sun used to have rings like Saturn
By Yasemin Saplakoglu published
Before Earth and the other planets in our solar system existed, the sun may have been surrounded by giant rings of dust similar to Saturn's, according to a new study.
Bits of asteroid Ryugu are among 'most primordial' materials ever examined
By Nicoletta Lanese published
Two new studies reveal surprising features of the asteroid Ryugu.
Is there water on Mars?
By James Horton published
Reference Orbiters and rovers have found evidence of water on Mars in the planet's past, and signatures of a lingering watery present even today.
After 3.5 million-year hiatus, the largest comet ever discovered is headed our way
By Brandon Specktor published
Scientists have analyzed the enormous Bernardinelli-Bernstein comet, and predict it will come within 11 AU of Earth in the next 10 years.
Why do the planets in the solar system orbit on the same plane?
By JoAnna Wendel published
About 4.5 billion years ago, the solar system was just a giant, spinning cloud of gas and dust. Today, it's flat. Here's how that happened.
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