Falcon Heavy, SpaceX’s Giant Rocket, Launches Into Orbit, and Sticks Its Landings

It was only the second flight for what is the most powerful rocket now available on…

Moon Landing by Israel’s Beresheet Spacecraft Ends in Crash

The spacecraft’s orbit of the moon was a first for a private effort, but the landing…

Falcon Heavy Launch Postponed by SpaceX

The most powerful rocket now available on Earth will wait another day for its next journey…

A Gas Could Hint at Signs of Life on Mars. Why Hasn’t a New Spacecraft Found It?

Two spacecraft have detected methane in the Martian air. But the Trace Gas Orbiter, with more…

Trilobites: Watch Two Tiny Moons Eclipse the Sun on Mars

Phobos and Deimos, the two Martian moons, got between the red planet and the sun in…

Israel’s Beresheet Lunar Lander Moves Into Moon Orbit

Next week, the robotic probe built by the nonprofit SpaceIL is to attempt to land on…

Israel Wants to Land on the Moon. First Its Spacecraft Needs to Stick the Orbit.

“It’s not a complex maneuver. It’s just not a time to have a sudden small problem.…

Something on Mars Is Producing Gas Usually Made by Living Things on Earth

Mars emits methane, a European orbiter has confirmed. But scientists can’t say yet whether the source…

The Trump Administration Wants Astronauts on Moon by 2024. But What’s the Plan?

The vice president called for greater urgency at NASA, but how the Trump administration intends to…

How Ultima Thule Is Like a Sticky, Pull-Apart Pastry

Scientists from the New Horizons mission presented their latest findings about the small distant object visited…