On June 24, 1999, NASA's Cassini spacecraft flew by Venus while making its way to Saturn. See how it happened in our On This Day in Space video series.

Falcon Heavy's military contract win is for AFSPC-52, a classified mission projected to launch in late Fiscal Year 2020.

Blue Origin expects to start flying people on its New Shepard suborbital vehicle "soon" and start selling tickets for commercial flights next year, a company executive said June 19.

The "Space Invaders" arcade video game, celebrating its 40th anniversary, is an iconic piece of software, credited as one of the earliest digital shooting games.

The private spaceflight company Rocket Lab called off the commercial launch debut of Electron rocket in New Zealand early Saturday (June 23) due to an issue with a tracking dish.

Scientists have discovered that a supervolcano likely created a mysterious rock formation on Mars some 3 billion years ago.

The post Martian Supervolcano Created Mysterious Rock Formation appeared first on Sky & Telescope.

The dust storm on Mars that broke out at the end of May is now affecting the skies across the entire planet.

The post Mars Dust Storm Grows — Curiosity’s Skies Darkening appeared first on Sky & Telescope.

Will Mars soon be hidden under a veil of dust? Let's hope not. We explore the current storm and the planet's upcoming close opposition.

The post Big Dust Storm Blows up on Mars (Updated) appeared first on Sky & Telescope.

  Friday, June 22 • The waxing gibbous Moon this evening shines with bright Jupiter to its lower left and fainter Spica to its lower right. Saturday, June 23 • The bright "star" with the Moon tonight is Jupiter. Although they look rather close together, Jupiter is currently 1,800 times farther away — and it's 40 times larger in diameter. • This is the time of year when the two […]

The post This Week’s Sky at a Glance, June 22 – 30 appeared first on Sky & Telescope.

A recent experiment to better understand the nature of dark matter constrains a possible "fifth force" of nature to almost zero.

The post Pulsar Limits “Fifth Force” Interactions with Dark Matter appeared first on Sky & Telescope.