Astronomers discover an Earth-like planet that may be colder than Mars

Astronomers discover an Earth-like planet that may be colder than Mars

• Date:
• February 12, 2026
• Source:
• NASA
• Summary:
• A newly identified planet candidate, HD 137010 b, looks strikingly Earth-like in size and orbit — but it may be colder than Mars due to its dimmer star. If it has a thick enough atmosphere, though, this icy world could still surprise us.
• Share: Astronomers have identified a possible Earth-like planet called HD 137010 b that may share many similarities with our...