A federal judge blocked the Pentagon from demoting Senator Mark Kelly over a video about "illegal orders" as the Arizona ...

The former Navy captain and astronaut says "we're in some seriously challenging times".

An attorney for Sen. Mark Kelly is urging DOJ officials not to pursue an indictment for a second time against a group of ...

The order comes days after federal prosecutors in Washington, D.C., tried and failed to get a grand jury to indict Sens. Mark ...

The U.S. judge's opinion explains how Kelly's military retiree status and position as a senator play a role in his free speech rights.

A federal judge temporarily blocked the Pentagon from punishing Sen. Mark Kelly for a video urging servicemembers to refuse ...

Sen. Mark Kelly wasn't particularly well-known outside of Arizona a year ago. Then Donald Trump called for his execution.

Arizona Sen. Mark Kelly says he'll "seriously consider" a 2028 presidential run after Trump's threats sent his fundraising soaring ...

A showdown with President Donald Trump over military integrity raised Sen. Mark Kelly’s profile among Democrats. Cash poured in after Trump called for a sedition charge, bolstering a possible 2028 ...

The Arizona senator's recent legal and political confrontation with President Donald Trump has amplified his visibility.

Amid his ongoing feud with the Trump administration — particularly Defense Secretary Pete Hegseth — Arizona Sen. Mark Kelly ...