Impeachment is up to House to define and then the Senate to convict. Any crime or strong suspicion of taking bribes or other improper conduct could trigger impeachment. Most justices have the sense to resign when facing strong evidence.
Yes; impeachment is the only way a justice can be removed involuntarily.
Recall
Until they retire, die, or are removed from office by Congress.
According to Article III of the US Constitution, federal judges "hold their offices during good behaviour," meaning they are appointed for life unless they commit an impeachable offense and are removed from office.
No one within the federal judiciary has authority to remove a Supreme Court justice from office. The Constitution vested Congress with the power of impeachment, which is the only way a Supreme Court justice may be forcibly removed. For more information, see Related Questions, below.
Department of Justice
They will be removed from office
John G. Roberts, Jr. is Chief Justice of the United States in 2011. He succeeded William H. Rehnquist in this position in 2005, and will remain Chief Justice until he dies, resigns, retires or (unlikely) is impeached and removed from office.
A justice on the US Supreme Court is appointed for life unless they choose to retire or unless they are impeached and removed from office by Congress for misconduct or wrongdoing.
Two. Edward "Gough" Whitlam was removed from office in November 1975. Kevin Rudd was removed from office in June 2010.
No, Johnson was not removed from office by only one vote; he was acquitted.
The Constitution states that Justices "shall hold their Offices during good Behaviour." This means that the Justices hold office as long as they choose and can only be removed from office by impeachment. Source: The Supreme Court website.