Space News & Blog Articles

Astronomers have discovered a white dwarf only slightly bigger than the Moon, making it the smallest — as well as the most massive — ever found. It might even be on the edge of collapse.

Construction of the Square Kilometer Array Observatory, the largest radio telescope ever built, will start on July 1 after nearly 30 years of preparations.

The public has voted to honor Apollo 13 engineer Arturo Campos on board NASA's first mission to fly to the moon and back in more than 50 years, Artemis 1.

Have you ever wondered what it would be like to travel to outer space – and then keep going?

Researchers on two channels will help you learn about space rocks, exploring asteroids and keeping our planet safe from near-Earth objects.

Mars is known for its thin atmosphere, where CO2 dominates and provides most of the atmospheric mass and pressure.

Understanding the 'undetectable' cosmos could lead to significant changes in some highly cherished theories about space-time.

Live coverage of the countdown and launch of a Virgin Orbit LauncherOne rocket. The air-launched rocket will climb into orbit with seven small satellites after release from a Boeing 747 carrier aircraft southwest of Los Angeles. Text updates will appear automatically below. Follow us on Twitter.

NASA says it plans to test new solar sail technologies in space by the middle of next year.

Virgin Orbit plans to launch seven satellites this morning (June 30), and you can watch the spaceflight action live.

The "active galactic nucleus" phase of the supermassive black hole at the heart of the galaxy Arp 187 has apparently just ended.

ESA is diversifying its online presence with the launch of a Pinterest channel and is reaching out to this highly creative audience to plan a space-themed Halloween party around the launch of the international Webb mission later this year.

Image: For Asteroid Day, the Copernicus Sentinel-2 mission takes us over the Shoemaker Impact Structure (formerly known as Teague Ring) in Western Australia.

Image: Eye of ESA’s asteroid mission

As ESA’s Hera mission for planetary defence probes the Didymos twin asteroid system, it will be joined by a pioneering pair of breadbox-sized ‘CubeSats’. Juventas will perform radar soundings while Milani will image the bodies in a wider range of colours than the human eye can see, prospecting the mineral makeup of individual asteroid boulders.

An advanced telecommunications satellite that can be completely repurposed in orbit has arrived at its launch site of Europe’s Spaceport in French Guiana.

The latest ESA Impact is out now!

Disney Lucasfilm Press has dropped new info regarding three new "The High Republic" books that arrive starting on June 29.

Credit: Michael Cain / Spaceflight Now / Coldlife Photography

A private helicopter flew into restricted airspace near Cape Canaveral moments before the scheduled liftoff of a Falcon 9 rocket Tuesday. SpaceX chief Elon Musk said the keep out zone for launches is “unreasonably gigantic” and called for updated regulations.

Tonight (June 29), Russia's uncrewed Progress 78 mission successfully launched to space.

Virgin Orbit’s LauncherOne rocket under the wing of the company’s Boeing 747 carrier jet at Mojave Air and Space Port. Credit: Virgin Orbit

On the heels of its first successful orbital launch in January, Virgin Orbit is gearing up for its first operational mission Wednesday with a flight of its air-launched rocket off the coast of California to deploy seven small satellites.