41–60 of 162 results
USPS Moon stamp

Astronomy and Society

Solar System Featured on New U.S. Stamps

The U.S. Postal Service has unveiled new stamps, to be issued later this year, that feature 10 solar-system objects — including Pluto.

Artist rendering of 42 Draconis

Spacecraft and Space Missions

New Star and Exoplanet Names OK'd by IAU

Following a wildly popular contest, the International Astronomical Union has named 14 stars and 31 planets that orbit them.

Measuring skyglow in Arizona

Save Dark Skies

Rate the Darkness of Your Sky

A new website shows how light pollution spreads around the globe — using data gathered by its users.

President Obama and Sofia Alvarez-Bareiro

Astronomy and Society

White House Hosts Second Astronomy Night

For the second time during his tenure, President Obama invited amateur astronomers to join him on the South Lawn for an evening of stargazing.

Geoffrey Marcy

Astronomy and Society

Geoff Marcy, Exoplanet Leader in Sexual Harassment Case, Resigns

Geoffrey Marcy, a top figure in exoplanet discovery, sexually pressured and harassed students and researchers for at least a decade.

Direct and indirect light pollution around Madrid

Astronomy and Society

ISS Photos Yield "Cities at Night" World Map

Researchers on the ground have combed through a trove of images taken by orbiting astronauts to reveal unprecedented details about light pollution streaming from Earth's major cities.

Yuri Milner's SETI announcement


"Breakthrough Listen": Giant Leap for SETI

A $100 million donation will radically speed up the search for artificial signals from the nearest million stars — and from trillions of much farther stars in the 100 nearest galaxies.

TMT protest on April 2, 2015

Astronomy and Society

More Discord Over Thirty Meter Telescope

Clashes over building the premier telescope in the Northern Hemisphere and preserving Mauna Kea as a sacred site have intensified.

Orion test launch

Astronomy and Society

Test Flight Success for Orion Spacecraft

On December 5th, NASA successfully launched the first test flight of its Orion capsule. Scheduled to carry astronauts beyond low-Earth orbit in the 2020s, the spacecraft is NASA’s first deep-space people transporter since the Apollo days.

Aerial view of Thirty Meter Telescope

Astronomy and Society

Work Begins on Thirty Meter Telescope

Officials proceeded with groundbreaking ceremonies for the world's largest optical telescope on October 7th amid protests from native Hawaiians who oppose it.

Astronomy and Society

Calling All Amateur Astronomers

NASA’s Night Sky Network is conducting a new survey in order to better help the amateur astronomy community.

Comet hunter Claudine Rinner

People, Places, and Events

Amateur Comet Hunters Get 2013 Award

Now in its 15th year, the Edgar Wilson Award recognizes comet discoveries made by amateur observers. The 2013 awards honor seven dedicated individuals who scan the skies.

Clouds along the occultation path

Astronomy and Society

Global "Fail" for the Big Regulus Cover-up

There was widespread hope that thousands of skywatchers would see the bright star Regulus briefly occulted by an asteroid early on March 20th. In the end, likely <u>no one</u> saw it. Here's why.

Cosmos Studios logo

Astronomy and Society

Dawn of a New Cosmos

A big-budget television series about astronomy &mdash; a much-anticipated sequel to the iconic 1980 original &mdash; debuts this weekend in 174 countries and 47 languages.

Astronomy and Society

Name a Mars Crater with Uwingu

Here’s what you need to know about a new fundraising venture, the race to name 500,000 craters on Uwingu’s Mars map.

Astronomy and Society

A New Year's Resolution

Let's commit to stopping the spread of light pollution, the single greatest threat to our enjoyment of the night sky.

Astronomy and Society

Cassiopeia A in 3D

Explore a supernova remnant with this fun interactive simulation, created from detailed space- and ground-based observations in multiple wavelengths.

Astronomy and Society

New Chelyabinsk Results Yield Surprises

The mega-meteor that exploded over Russia last February has provided impact specialists with some surprising — and sobering — revelations.

People, Places, and Events

Why Do We Call Them "Asteroids"?

When astronomers discovered the first objects orbiting between Mars and Jupiter, at first they didn't know what to call them. Today we know them as asteroids, and the creator of that term has finally been identified.

Solar System

Undue Ado About Asteroid 2013 TV135

The world's news media are making a big deal about a largish near-Earth asteroid discovered on October 8th that has a very slim chance of striking Earth in 2032.