Why in news?

• Hwasong-17: Intercontinental ballistic missile was test fired by North Korea has test fired its biggest-yet Intercontinental Ballistic Missile (ICBM), Hwasong- 17 as per the orders of their Supreme leader Kim Jong Un.
• The Hwasong-17 was launched directly from a Transporter Erector Launcher (TEL) vehicle, with 11 axles.
• The missile flew 1,090 km (681 miles) at a maximum altitude of 6,248.5 km (3,905 miles) and hit a target in the Sea of Japan after travelling 67.5 minutes in air.
• Its predecessor, the Hwasong-15, which was tested in November 2017 reached an altitude of about 4,475 km and covered 950 km over 53 minutes.
• About Hwasong-17:
• Diameter — 2.5 metres.
• Mass — when fully fuelled, is between 80,000 to 110,000 kg.
• Fuel type — Two-stage, liquid fuelled.