Breaking news about science, spaceflight, physics and astronomy

Cassini's "Grand Finale" at Saturn

Saturday, September 9th I received the following message from Carolyn Porco, Imaging Team Leader on the Cassini mission at Saturn: Dear Friends and Colleagues, Yesterday, Cassini’s final dive through the […]

Astronomer Vera Rubin passes

Astronomer Vera Rubin, who helped develop our understanding of dark matter passed away on Christmas Day at the age of 88. Rubin’s research in observational cosmology led to astronomer’s understanding […]

What's the Deal with Leap Day?

We have “Leap Years” and Leap Year Days in order to keep the calendar in sync with the solar or “tropical” year. Earth’s orbit around the Sun takes 365 1/4 […]

Amazing Images and Science from Pluto

Two and a half months after the encounter at Pluto, NASA’s New Horizons team has released spectacular images and flyover animations from the frozen outer reaches of the solar system […]

Comet Encounter at Mars

In January, 2013, prolific comet hunter Rob McNaught discovered his 44th long period comet. This tiny interloper from the Oort cloud, now known as C 2013 A1 Siding Spring, was […]