Below is a list of the largest exoplanets so far discovered, in terms of physical size, ordered by radius.

2023年8月11日 · Prior to 1992, when the first exoplanet was discovered, the gas giant Jupiter, which is about 11 times as wide as Earth, held the title of the biggest known planet. But Jupiter …

2023年11月27日 · One of the largest is called ROXs 42Bb, a gas giant orbiting a star about 460 light-years from Earth. It is about nine times the mass of Jupiter and has a radius of about 2.5 …

According to NASA, ROXs 42 Bb has a radius that’s estimated to be 1.12 times that of Jupiter’s. As new details on the surrounding galaxies and universe emerge, it's likely scientists will …

2024年8月9日 · While we are always discovering new objects and the number of confirmed planets orbiting stars other than our own, known as exoplanets, continues to rise (almost …

2017年4月24日 · Jupiter may be the largest and most massive planet in the Solar System, but adding more mass to it... [+] If you get too much mass together in a single object, its core will …

2012年8月3日 · TrES-4b is an extrasolar planet discovered in 2006 and announced in 2007 by the Trans-Atlantic Exoplanet Survey using the transit method. It is 1,430 light-years (440 pc) away …

2022年2月7日 · The biggest known galaxy, first described in a 1990 study from the journal Science, is IC 1101, which stretches as wide as 4 million light-years across, according to NASA.

2023年4月18日 · The biggest known planet in the Milky Way may be HD 100546 b, which is a very large gas giant in the process of forming with a diameter roughly 6.9 times that of Jupiter, …

2025年1月22日 · Scientists have discovered a huge planet with supersonic high wind speeds. WASP-127b is located in our Milky Way galaxy, around 500 light years from Earth. At just over …