201–220 of 307 results
Mars Cube One

Solar System

Mars-bound CubeSats Launch With NASA's InSight

The Mars Cube One mission — the first to send CubeSats into interplanetary space — will test revolutionary relay technologies as it accompanies Mars Insight to the Red Planet.


Solar System

Pluto's Moon Charon Receives Formal Names

The International Astronomical Union has approved names for features on Pluto's largest moon, Charon.

ARIEL Mission


ARIEL: Next-Decade Exoplanet Mission Selected

The European Space Agency's ARIEL mission will seek to analyze the atmospheric composition and true nature of distant worlds.

Radar Tiangong

Space Missions

Tiangong 1's Remote Reentry

China's first space station reentered Earth's atmosphere over the South Pacific after almost seven years in space.

Andoya Launch

Astronomy in Space with David Dickinson

Rocket Barrage to Study Northern Lights

A series of 11 sounding rocket flights from two remote locations in the Arctic circle will help unlock the secrets of the processes behind the Northern Lights.


Science and Space Policy

NASA Budget Proposal Cancels WFIRST

The recent budget proposal for NASA dealt a blow to the astronomical community, putting several key missions — including WFIRST, a successor to Hubble — under the financial axe.


People, Places, and Events

Explorer 1: NASA Marks 60 Years in Space

60 year ago today, a small satellite ushered in the U.S. space program in a big way.


Astronomy in Space with David Dickinson

NASA Unveils New Power Source for Space Exploration

The Kilopower fission reactor will offer a more efficient and more powerful portable power source for solar system exploration.


Space Missions

Looking Ahead: Space Missions for 2018

The next year will see space missions headed for Mars, Mercury, the Sun, and more. Asteroid rendezvous, exoplanet discoveries, and a Mars landing await.


Astronomy in Space with David Dickinson

Two Finalists for NASA's New Frontiers

NASA has selected two finalists for consideration as the next New Frontiers mission: a comet sample return and a flying drone for Titan.

Voyager 1

Space Missions

Voyager 1 Fires Dormant Thrusters

NASA engineers directed the historic spacecraft Voyager 1 to fire its backup thrusters for the first time in 37 years.

MMX mission

Solar System

NASA Joins Japanese Mission to Martian Moons

NASA is developing a key instrument for a mission to the Martian moons, Phobos and Deimos.

aspire wallops

Space Missions

NASA Completes Parachute Test for Mars 2020 Rover

A suborbital launch from Wallops Flight Facility tested a critical piece of landing hardware for the Mars 2020 rover.


Space Missions

China's Tiangong 1 Space Station to Burn Up

Early next year, an international team will track the uncontrolled atmospheric reentry of Tiangong 1, China's first prototype space station.

Drilling Mars

Astronomy in Space with David Dickinson

Curiosity Tests Workaround for Balky Drill

Engineers are looking for a way to continue using Curiosity's drill after a 10-month hiatus, but restoring the drill will probably take several more months.

Full Easter Moon

Astronomy in Space with David Dickinson

How Bright is the Moon . . . Exactly?

An upcoming study will take the old calibration standard of the Moon's brightness to a new level of precision.

2012 TC4 passing Earth

Solar System

Asteroid 2012 TC4 To Zip Past Earth This Week

The close pass of near-Earth asteroid 2012 TC4 this week will give NASA a chance to test planetary-defense coordination.


Astronomy in Space with David Dickinson

Some Damage to Arecibo Observatory; Stormy Times Ahead

Arecibo and its team rode out the largest storm in its history, but it's unclear what the moderate damage will mean for the radio observatory's future.

OSIRIS-REX's view of Earth

Astronomy in Space with David Dickinson

Osiris-REX Images Earth During Flyby

The asteroid-bound Osiris-REX mission took time during last Friday's gravity assist maneuver to look back at its homeworld.


Astronomy in Space with David Dickinson

Osiris-REX to Fly by Earth on Friday

NASA's ambitious Osiris-REX asteroid sample return mission swings by Earth this Friday for a gravity assist en route to asteroid 101955 Bennu.