Oct. 31, 2014
As the European Space Agency prepares to drop a lander on Comet 67P/Churyumov-Gerasimenko on Nov. 12th, the comet is showing signs of increased activity. splash
Oct. 30, 2014
The Antarctic ozone hole reached its annual peak size on Sept. 11, according to scientists from NASA and the National Oceanic and Atmospheric Administration (NOAA). The size of this year’s hole was 24.1 million square kilometers (9.3 million square miles) — an area roughly the size of North America.
Oct. 23, 2014
NASA’s Hubble Space Telescope has produced a unique composite image of comet Siding Spring as it made its never-before-seen close passage of a comet by Mars.
Oct. 17, 2014
On October 23rd, the Moon will pass in front of the sun, off-center, producing a partial solar eclipse visible in most of the United States.
Oct. 17, 2014
Earth is entering a stream of debris from Halley's Comet, parent of the annual Orionid meteor shower. Forecasters expect the shower to peak on Tuesday, Oct. 21st.
Oct. 16, 2014
Peering out to the dim, outer reaches of our solar system, NASA’s Hubble Space Telescope has uncovered three Kuiper Belt objects (KBOs) the agency’s New Horizons spacecraft could potentially visit after it flies by Pluto in July 2015.
Oct. 15, 2014
As climate change continues to hammer Arctic sea ice, pushing back its summertime boundaries to record-high latitudes, NASA is flying an innovative airborne mission to find out how these developments will affect worldwide weather.
Oct. 13, 2014
NASA's Lunar Reconnaissance Orbiter has found strong evidence of geologically young volcanic activity on the moon. Some deposits appear to be less than 100 million years old, corresponding to Earth's Cretaceous period, the heyday of dinosaurs.
Oct. 10, 2014
NASA's MAVEN spacecraft has reached Mars and it is beaming back "First Light" images of the Red Planet's upper atmosphere. The data could help researchers understand what transformed Mars from a hospitable planet billions of years ago into a desiccated wasteland today.
Oct. 9, 2014
NASA spacecraft and rovers are gearing up to observe a once-in-a-lifetime comet flyby of Mars on Sunday, Oct. 19.