After the devastation wreaked by the Chelyabinsk asteroid airburst on 15th February 2013, two questions were on everybody’s lips. One, “why didn’t we see it coming?” And two, “How can we prevent similar events in the future?” Read the Article: "How to prevent another Chelyabinsk" Astronomy Now (April 29,...
Steve Jurvetson's Biography Bio: Steve Jurvetson is a Partner at DFJ. The SF Chronicle and SF Examiner recognized Steve as one of “ten people expected to have the greatest impact on the Bay Area in the early part of the 21st Century.” Steve was chosen by...
Each month we introduce you to a citizen-supporter of the Sentinel Mission. This month, it’s our pleasure to introduce you to Bob Trembley. Bob Trembley's Bio: I have been an amateur astronomer my entire life. I graduated from Michigan Technological University in 1983 with a BSEE, and...
This month, we’re pleased to highlight father-and-son Founding Circle members James and Justin Jameson. James & Justin Jameson's Bio: James is Chairman and/or major shareholder of companies in aerospace, agriculture, publishing, book distribution and real estate. These companies include Glenair, Inc., LIDCO, Inc., the Luxembourg Cambridge...
The NASA inspector general (IG) recently excoriated the agency’s Near-Earth Object (NEO) Program, finding that the effort to locate potentially Earth-threatening asteroids and comets was poorly resourced and far behind its mandated detection goals. In 2005 Congress tasked NASA with locating 90 percent of NEOs...
[vc_column_text width="1/1" el_position="first last"] Between 2000 and 2013, a network of sensors that monitors Earth around the clock listening for the infrasound signature of nuclear detonations detected 26 explosions on Earth ranging in energy from 1-600 kilotons – all caused not by nuclear explosions, but rather...
It's only a matter of time before a big comet or asteroid is on a collision course with Earth. Will scientists discover it, and be able to do something about it, ahead of time? Ed Lu is interviewed by PBS' News Hour....
Life before the Apocalypse at 51˚ North ‘This is a very different kind of disaster movie. No Bruce Willis here, to save life on Earth from extinction. This is a movie to change perspectives – and now that we realise the high probability of such a...
If you've ever stopped to peer with suspicion at the sky, wondering how that would go, a mammoth piece of space rock on its way in to bring ruin, the last two years have not been especially restful. In February 2013, a large asteroid ripped...
It started with a flash. At a few minutes past 9:00, one crystalline morning last February, a burst of light brighter than 30 suns illuminated Chelyabinsk, Russia, a southern industrial city known mostly for making tractors. Thanks to smartphones, surveillance cameras, and Russian auto-dash cams, we...