Basically anywhere in space without a spacesuit would be catastrophic.
3 new planets could host life
The solar system: Facts about our cosmic neighborhood
Looking for Another Earth? Here Are 300 Million, Maybe - The New York Times
Is our solar system a cosmic oddity? Evidence from exoplanets says yes
This is what it would take to kill all life on Earth, Science
Scientists probe the atmosphere of a planet 340 light-years away
Pluto and Neptune Swap Places Every 248 Years, Latest Science News and Articles
Calculator shows travel time to planet outside solar system
Will there ever be a time when all our solar system's planets align?
The Solar System
Earth analog - Wikipedia
Life on Venus? Astronomers See Phosphine Signal in Its Clouds - The New York Times
Scientists Find Hints Of A Giant, Hidden Planet In Our Solar System : The Two-Way : NPR
What are the Planets of the Solar System? - Universe Today
3 new planets could host life