Home Faculty Experts Guide Topics Comets

Comets

Headshot of Bobby Braun

Robert D. "Bobby" Braun

  • Director for Planetary Science

Expertise

Carey Lisse Headshot

Carey Lisse

  • Planetary astronomer

Expertise

Office phone
240-228-0535
Andy Rivkin Headshot

Andy Rivkin

  • Planetary astronomer

Expertise

Office phone
240-228-2811
Twitter
asrivkin
Harold Weaver Headshot

Harold Weaver

  • Planetary Scientist

Expertise

Email
hal.weaver@jhuapl.edu
Office phone
240-228-8078

Contact a media rep

Johns Hopkins is a big place. Let us make your job a little easier by connecting you with the right media representative.

Contact information

Media resources

Video services

Our Video and Audio Studio provides a digital, live link between faculty experts and broadcast networks across the globe, including:

  • Live and recorded HDTV interviews via the Vyvx fiber network
  • Live and recorded radio interviews via dedicated ISDN lines
  • Internet streaming

Learn more about the studio

Johns Hopkins University experts can provide the perspective and analysis reporters need to cover the news. If you can’t find an expert in this guide, please contact the university’s media relations office at jhunews@jhu.edu or 443-997-9009.