| Date | Type | Venue | Link | Original link | Comments |
| 2015 Jun 3 | Radio | NPR Here and Now | 
| Here and Now - Inside America's Secret ... | |
| 2015 Feb 27 | Radio | NPR Here and Now |
| Here and Now - Leonard Nimoy dies | |
| 2013 Dec 21 | Radio | NPR All Things Considered |
| All Things Considered - ISS Spacewalk | |
| 2012 Dec 8 | Radio | BBC World Service | 
|
| BBC World Service - Golden Spike |
| 2012 Jun 23 | Radio | NPR | 
|
| Science Friday - Will China Blast Past America In Space |
| 2012 Apr 13 | Radio | NPR |
|
| All Things Considered - North Korean rocket failure with Robert Siegel |
| 2012 Jan 31 | TV | WGBH Brighton |
Greater Boston with Emily Rooney | Gingrich's Moon Colony | |
| 2011 Sep 22 | TV | CNN | 
| UARS reentry (and Asteroids, clip not available) | |
| 2009 Sep 9 | Radio | KCRW | 
|
| With Warren Olney; Private enterprise in space |
| 2009 Jul 27 | Talk | Tommy Doyle's, H.Sq. |
Boston Skeptics . Vimeo | Skeptics in the Pub | |
| 2009 Jul 26 | Radio | WBCN Allston (studio) |  WBCN with Mat Schaffer
(Clip not available)
| 
| Astronomy and space travel |
| 2009 Jul 20 | TV | WGBH Brighton |
Greater Boston with Emily Rooney | Apollo | |
| 2009 Jul 20 | Radio | KCRW Santa Monica (phone) |  KCRW To The Point
|
To The Point . TP Jul 20 | Apollo+40 (Public radio with Warren Olney, on panel with Steven Weinberg) |
| 2009 Jul 13 | Talk | People's Republik, Cambridge |  Science Cafe
(Clip not available)
|
 Sci Cafe Bos . Moon and Beyond | Science Cafe - lunar exploration |
| 2009 May 19 | Radio | KCRW Santa Monica (phone) |  KCRW To The Point
| To The Point . TP May 19 | STS-125 (Public radio with Warren Olney, on panel with Dave Leckrone, Jen Wiseman and Bob Park) |
| 2009 May 18 | Radio | WMBR at MIT | WMBR, Soundtrack Science |  WMBR
| MIT radio, music and science |
| 2009 May 15 | TV | NECN, on loc. CfA | 
| Apollo, HST | |
| 2009 Apr 8 | Radio | WPHT Philadelpha (phone) | WPHT Michael Smerconish Show (Clip not available) |  WPHT
| NK rocket launch |
| 2009 Feb 13 | Radio | KCRW Santa Monica (phone) | KCRW To The Point |
To The Point | Satellite collision |
| 2008 Jul 16 | Radio | NPR | NPR with David Kestenbaum (Clip not available) | 
| US-P Kosmos satellite space debris |
| 2008 Feb 14 | Radio | CKNW Vancouver | CKNW (Clip not available) | 
| |
| 2008 Feb 14 | TV | WBZ TV, on loc | 
| Satellite shootdown | |
| 2008 Jan 29 | Radio | CKNW Vancouver | CKNW (Clip not available) | CKNW Radio | NRO satellite |
| 2008 Jan 26 | Radio | KTRH Houston (phone) | KTRH (Clip not available) | 
| NRO satellite |
| 2008 Jan 26 | Radio | CBC Yellowknife etc. (phone) | CBC radio (Clip not available) |  CBC Radio
| NRO satellite |
| 2008 Jan 28 | Radio | KCRW Santa Monica (phone) | KCRW To The Point | To The Point | NRO satellite |
| 2007 Oct 18 | Talk | CfA |  CfA Open Night
| 
| 50 years of the Space Age talk |
| 2007 Oct 4 | Podcast | Nature | Nature podcast | 
| Sputnik + 50 |
| 2006 Apr 19 | Talk | Museum of Science, Boston, with N deGrasse Tyson |  
| Lowell Lectures - Human vs Robotic Spaceflight - Astronomy Crossfire, Tyson vs McDowell | |
| 2005 Dec 14 | TV | NECN |
| Virgin Galactic and space tourism | |
| 2005 Jul 28 | TV | NECN |
| Shuttle, with Farouk el Baz | |
| 2003 Jun 11 | TV | NECN |
| Mars rover, with Kelly Beatty | |
| 2003 Feb 21 | Radio | NPR/WBUR |
| WBUR | Space junk |
| 2003 Feb | TV | NECN | NECN |
| Columbia accident |
| 2002 Feb 13 | TV | NECN |
| Sputnik (with Paul Dickson) | |
| 2001 Mar 21 | TV | CNN |
|
Mir reentry | |
| 1999 Dec 3 | TV | NECN | |||
| 1999 Feb 4 | TV | ABC News | 
| ||
| 1997 Oct | TV | CfA event - 40th anniversary of Sputnik |
| Sputnik 40th anniversary with JCM, Fred Whipple, Yakov Alpert, Ursula Marvin, Bob Davis, Gene Campbell | |
| 1997 Jul | TV | NECN (studio) |
| Mir/Znamya | |
| 1997 Jul | TV | NECN (on loc at CfA) |
| Mir |
