In space terms, our solar system is like a calm pond, but even the smallest pebble can cause ripples. According to the study in Icarus, a passing star within 10,000 astronomical units (AU) could ...

One by one, they both hit the "wall of fire" at the boundaries of our home system, measuring temperatures of 30,000-50,000 kelvin (54,000-90,000 degrees Fahrenheit) on their passage through it.

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse of icy bodies revolving around the sun.

The solar panel frames and mounting rails need to be bonded (connected so that they maintain electrical continuity), and the whole mounting system then needs to be grounded to earth—i.e., with ...

The Oort Cloud, an expanse of icy bodies in the far reaches of our solar system, is shown here in a scene from "Encounters in the Milky Way," a show at New York City's Hayden Planetarium that ...

NASA's PUNCH mission captures its first images of coronal mass ejections, offering unprecedented views of solar storms across the inner solar system.

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse of icy bodies revolving around the sun.

Solar Orbiter’s view of the magnetic fields around the sun’s south pole. Patches of blue and red mark the mixed magnetic fields in this region that characterize solar maximum.

The latter change fueled a boom in solar leasing, in which homeowners don’t have to pay the upfront cost of a rooftop solar system that can run $30,000 or more.

The European Space Agency on Wednesday released images taken in March using three of Solar Orbiter's onboard instruments. They show the sun's south pole from a distance of roughly 40 million miles ...

Here's everything you need to know before taking the leap. Do solar panels make it harder to sell your house? Most of the time, they don't. "Overall, they're perceived as a value, because they're ...

Until now, all the views of the sun have come from the same vantage point – looking face-on toward its equator from the plane on which Earth and most of the solar system 's other planets orbit ...