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Artist's illustration on NASA's 2020 Mars rover on the Red Planet.

How NASA's Next Mars Rover Will Hunt for Alien Life

By Mike Wall

Spotting signs of long-dead life is a tall order for a lonely robot on a faraway world, but NASA's next Mars rover should be up to the challenge, mission team members said.

An artist's rendering shows the ClearSpace-1 satellite using its robotic arms to capture the conical piece of space debris called Vespa.

Europe Is Launching a Suicide Robot to 'Hug' Space Trash Out of Orbit

By Brandon Specktor

The ESA has announced a mission to launch a four-armed robot to grab a single piece of space junk and drag it into the atmosphere.

A photo captured by the LightSail 2 satellite on Sept. 28, 2019.

Planetary Society's LightSail 2 Paves Way for Future Solar Sail Missions, Bill Nye Says

By Elizabeth Howell

Made In Space, which 3D-printed this wrench (and many other objects) in orbit, aims to help establish an off-Earth economy. Its sister company, Made In Space Europe, is working toward the same goal by developing mass-market robotic-arm technology for spacecraft.

Mass-Market Robotic Arms for Spacecraft May Be Just Around the Corner

By Mike Wall

Made In Space Europe is working on the tech, which the company thinks could greatly aid exploration.

Abstract image of quantum computer.

Quantum Supremacy Is Unlikely, Scientist Says

By Subhash Kak

Google claims quantum supremacy – IBM says not so fast. One researcher explains why he doesn't see quantum computers outpacing classical computers any time soon ... and maybe not ever.

The Five-hundred-meter Aperture Spherical Telescope (FAST) in southwest China's Guizhou Province.

China's Huge, Alien-Hunting Radio Telescope Is Finishing Its Testing Phase

By Leonard David

China's giant, alien-hunting radio telescope is finishing its testing-and-commissioning phase, which has occurred over the past three years.

The Tesla Cybertruck was rolled out in November.

Love It or Hate It, Tesla Cybertruck Is Revolutionary

By Michael D. Mehta

The so-called Cybertruck is an angular, stainless steel, all-electric pickup truck that quickly became polarizing. Here's why it's revolutionary.

An elephant seal on Kerguelen Island in the Antarctic sports a sensor and an antenna that will gather ocean-temperature data for scientists.

NASA's New Climate Science Recruits Are Elephant Seals with Fancy Hats

By Meghan Bartels

Maybe you'd like to deride this seal's fashion choices. Here's why you shouldn't: While this isn't the most ornate fascinator ever to grace a photo shoot, it sparkles with science.

The CIMON 2 (Crew Interactive MObile companioN) robot is a new robotic companion for astronauts on the International Space Station.

New, Emotionally Intelligent Robot CIMON 2 Heads to Space Station

By Mike Wall

The little droid can assess astronauts' emotional states.

SpaceX's first batch of Starlink satellites head to orbit after launching on May 23, 2019.

5G from Space Won't Solve All Slow Internet Problems, Analysts Warn

By Elizabeth Howell

New phones will get faster internet than ever before thanks to improved 5G technology, but don't expect to get blazing-quick speed overnight, a panel of analysts warned.

Kat Coderre, the principal investigator for Lockheed Martin’s Stemrad vest, wears the radiation-blocking vest inside NASA’s Orion spacecraft. Orion will carry two dummies on the Artemis I mission, and the dummies will test out the new vest.

'Phantom' Vest-Wearing Dummies to Fly Around the Moon

By Elizabeth Howell

"Phantom women" dummies will make a trip around the moon in 2020 or so on a special mission: to protect all astronauts from radiation.

Kids' tablets are on sale this holiday season.

Kids' Educational Tablets Up to 40% Off This Holiday Season

By Jeanna Bryner

Kids can explore the world of astronomy, the human body, chemistry and more with a Kids Fire Tablet or an iPad on sale now.

The Sphero RVR All-Terrain Programmable Coding Robot.

Sphero's RVR Programmable Coding Robot Car Is $50 Off This Holiday Season

By Tariq Malik

Amazon has slashed the Sphere RVR price by 20%.

Celestron 114AZ-SR Smartphone Ready Reflector Telescope

Celestron's 114AZ Smartphone-Ready Telescope Is Only $100 for the Holidays

By Hanneke Weitering

This holiday season, you can get a quality beginner telescope from Celestron for only $100.

The Best 'Star Wars' Gift Ideas for the Holidays

By Space.com Staff

The Best 'Star Wars' Gift Ideas in the Galaxy.

Views of best beginner telescopes against a starmap background.

Best Telescopes for the Money - 2019 Reviews and Guide

By David Sky Brody

Rocket Lab plans to use a helicopter to retrieve the first stage of its Electron booster shortly after launches. During the Nov. 28 liftoff of the "Running Out of Fingers" mission, the company will gather key data to see how far it is from attempting these dramatic recoveries.

Rocket Lab to Take Big Step Toward Reusability with Launch Friday

By Mike Wall

Rocket Lab will have a lot to be thankful for this Friday (Nov. 29), if all goes according to plan.

California-based startup Leo Aerospace is developing a small-satellite launch system employing a rocket and a big hot-air balloon. The system will be mobile, capable of launching off the back of a semitruck.

Space Startup Aims to Launch Cubesats on Balloon-Lofted Rockets

By Mike Wall

Balloons could help the small-satellite revolution reach new heights.

the new Tesla Cybertruck

Why Does Tesla's Cybertruck Look Like It Belongs In A Low-Res Video Game?

By Nicoletta Lanese

Elon Musk unveiled his new Cybertruck, and boy does it look … unique.

An artist's depiction of a NASA lunar rover called VIPER, which is designed to map where ice lurks under the moon's surface.

NASA Eyes a New Moon Rover for Astronauts and Robot Lunar Explorers

By Elizabeth Howell

NASA is considering developing an unpressurized rover that astronauts could drive remotely on the moon alongside a suite of robotic lunar explorers as part of the Artemis program.