https://www.scotusblog.com/2026/06/supreme-court-strikes-down-trumps-order-ending-birthright-citizenship/
The good news is that they actually said Congress can do something to make it more difficult for this to happen so it actually has to go to Congress...
"The Supreme Court on Tuesday struck down President Donald Trump’s executive order seeking to end birthright citizenship – the guarantee of citizenship to virtually everyone born in the United States.
In a decision by Chief Justice John Roberts, in Trump v. Barbara, the justices agreed with the challengers, as well as all of the lower courts around the country that have considered the issue, that Trump’s order cannot be reconciled with the 14th Amendment to the Constitution, which confers citizenship on anyone “born … in the United States, and subject to the jurisdiction thereof..."