Iran's Mehr news agency reported that air defense systems were heard engaging what it described as "hostile targets" in Tehran, according to Reuters. The report did not provide additional details about the nature of the targets or the outcome of the engagement.

Separately, Russia issued warnings to European states against hosting French nuclear bomber aircraft, Reuters reported. The warning comes amid ongoing tensions between Russia and Western nations.

In a related development concerning military capabilities, U.S. Space Command announced that Russia is now operationalizing co-orbital anti-satellite (ASAT) weapons systems. According to Ars Technica, U.S. Space Command stated that Russia is "putting operational systems up within orbit reach of our high-value satellites."

The developments highlight continuing military tensions across multiple domains, from air defense activities in Iran to space-based weapons capabilities and nuclear deterrence messaging between major powers.

Neither Iran nor Russia provided immediate additional comment on the reported incidents. The timing and potential connections between these separate military-related announcements remain unclear.