Earth's dawn chorus
'wailing' Leonid meteors
The sound of particles impacting on the Cassini probe's antenna as it travels through Saturn's rings
Are all available at a European Space Agency site.
Hear some slightly different whistlers, sferics and tweeks from a NASA online guide at www.spaceWeather.com.
A wealth of Solar System noises from space including:
Earth whistlers, dawn chorus and auroral radiation
Jovian whistlers, chorus, and other signals
and Saturn's lightning, aurorae and other signals
Author: Don Gurnett, University of Iowa
The sound of cometary debris impacting on the protective shield of the Stardust spacecraft during its flypast of Comet Tempel 1.
The hum of the Sun
Author: Alexander Kosovichev, Stanford University
The heartbeat of the giant star Xi Hya
Author: Aerts et al, c/o The European Southern Observatory
The sound of various other stars
From: The Kepler mission.
All the Pulsar signals
From: Andrew Lyne, Jodrell Bank Observatory