] The Hubble Space Telescope has detected an extensive
] atmosphere of hydrogen enveloping and escaping from a
] newfound planet of a distant star, scientists have
] reported.
]
] .
]
] The discovery comes as no surprise, astronomers say, but
] it is important nonetheless as apparent confirmation that
] the extrasolar planets observed so far not only are much
] like the solar system's Jupiter in size but also are
] similarly huge gaseous bodies.