Most anticipated comet of the year makes closest approach to Earth this weekend

Comet Tsuchinshan-Atlas made its closest pass to Earth this weekend, but weather permitting, it should be visible to the naked eye until the end of October. Here's what to know.

Fleet Week airshow cut short, Blue Angels canceled

The iconic Blue Angels scheduled to grace the San Francisco and Bay Area skies has been canceled for Saturday.

Stunning images of northern lights dazzle California

It's not too often the skies are awash in pink and purple. But that's what happened on Thursday when northern lights soared over the Earth, sending stunning views into Germany, New York City and Tahoe.

Northern lights alert: Will the Bay Area be treated to a celestial show?

Strong geomagnetic storms are forecasted in the coming days, and that could bring spectacular northern lights displays to parts of the U.S.

Watch: 'Comet of a century' puts on beautiful show while zooming by Earth

Astronomers said Comet Tsuchinshan-ATLAS reached perihelion, its closest point to the Sun, on Sept. 27 and will spin back around for another visit to Earth's neighborhood. On or before Oct. 12 will be the next chance to see the celestial show.

Rare 'ring of fire' eclipse to dazzle Easter Island, parts of South America

An annular solar eclipse, known as the "ring of fire," will be visible on Wednesday, primarily over the Pacific, with Easter Island, parts of Argentina, and Chile in its path.

Earth is getting a temporary second moon this fall

Earth will soon have a visitor — and not of the extraterrestrial kind. Astronomers found a small asteroid that will orbit our planet this fall, becoming a "mini-moon" temporarily.

Super harvest moon eclipse to dazzle skies tonight

Tuesday's full moon is going to be extra special this year, and stargazers will be in for a treat.

Mid-air collision leaves one dead near Minden-Tahoe airport

One person died after two planes collided mid-air at an airport in Tahoe on Monday morning, the Douglas County Sheriff's Office confirmed to KTVU.

WATCH: SpaceX's Polaris Dawn crew completes first private spacewalk

Jared Isaacman, CEO of Shift4 integrated payment processing solutions, participated in the first ever private spacewalk by a group of astronauts who left a SpaceX capsule after a delay of a few hours, testing a new line of spacesuits in the company's riskiest mission yet.

A record number of human beings are now in orbit

For the first time, there are 19 human beings orbiting the planet. They represent three different countries and are aboard three different spacecraft.

Delta plane collision to be investigated by FAA

At Atlanta airport Tuesday mid-morning morning, a Delta Airlines jumbo jet with 221 Tokyo-bound passengers collided with and knocked the tail off a much smaller Lafayette, Louisiana-bound Delta Endeavor Air regional jet with 56 passengers on board.

Boeing's Starliner spacecraft returns to Earth without astronauts

The troubled Boeing Starliner spacecraft parachuted into the New Mexico desert overnight, without the astronauts it carried to the International Space Station in early June.