Solar System
Latest about Solar System
![Venus - Computer Simulated Global View Centered at 90 Degrees East Longitude. September 23, 1996. NASA & JPL.](https://cdn.mos.cms.futurecdn.net/pR9pCBjB7tcodWJow8XVGU-320-80.jpg)
Venus: Facts about the hellish planet next door
By Adam Mann published
Reference Venus is Earth's next-door neighbor and could be Earth's twin, if not for the sulfuric acid clouds and hellish surface temperatures.
![From his balcony in Rome, Gianluca Masi captured this night-sky image of Jupiter, Venus, Mars and Saturn (plus the moon) lined up.](https://cdn.mos.cms.futurecdn.net/XSvBR86xaNCwxGbyeqtsU6-320-80.jpg)
4 planets line up like ducks in a row in gorgeous night-sky image
By Stephanie Pappas published
The moon is leading a parade of four planets across the predawn sky this week.
![Digital illustration of the solar system. rbkomar via Getty Images](https://cdn.mos.cms.futurecdn.net/9UmWCbyxpKaEGXjwFG7dXo-320-80.jpg)
What is the coldest place in the solar system?
By Joe Phelan published
Here are some of the coldest places in our solar system.
![An illustration of the massive comet Bernardinelli-Bernstein](https://cdn.mos.cms.futurecdn.net/gKaXKXY9CTcJPpHSNynpzT-320-80.jpeg)
Largest comet ever seen has a heart 'blacker than coal,' and it's headed this way
By Brandon Specktor published
Astronomers gazed into the icy, black heart of comet Bernardinelli-Bernstein, and found it is more massive than any comet nucleus ever seen.
![Planets Venus, Mars and Jupiter align over the Isle of Portland Dorset England in the U.K.](https://cdn.mos.cms.futurecdn.net/dKjbE7svhVw68cTA69ELmJ-320-80.jpg)
The planets are prepping for an epic alignment. Here's how to see it shape up.
By Stephanie Pappas published
The five naked-eye planets in the solar system will line up across the predawn sky this spring and summer. Here's how to watch.
![Goldilocks zone](https://cdn.mos.cms.futurecdn.net/QvsJvXS6tfkTXjPiwdfeiA-320-80.jpg)
The Goldilocks zone: The place in a solar system that's just right
By Andrew May published
Reference Discover how finding this habitable zone is essential to uncovered life on other worlds
![Artist's illustration of Planet Nine, a world about 10 times more massive than Earth that may lie undiscovered in the far outer solar system.](https://cdn.mos.cms.futurecdn.net/mKf8LEe9MHmJ4mXkdvEDdn-320-80.jpg)
Planet Nine is still missing in action after survey of 87% of the Southern Sky
By Brandon Specktor published
Astronomers failed to find any evidence of the elusive Planet Nine in a survey of 87% of the Southern sky
![The sun, imaged by the Solar Dynamics Observatory](https://cdn.mos.cms.futurecdn.net/bqXBkypoPrLj23E7eqxkA6-320-80.jpg)
The sun: Facts about the bright star at the center of the solar system
By Robert Lea published
Reference The sun is the solar system's central star and enables all life on Earth to exist and flourish.
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