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Himeko • Nova Honkai: Star Rail fighter artwork
Honkai: Star Rail Move & Ability Guide

Himeko • Nova moves, skills and special abilities

Move & Ability Guide

Himeko • Nova: 5-Star, Fire, Erudition. Faction: Astral Express — Trailblaze.

24 ability entries3 Skills2 Ultimates1 Talent10 Stat Trace1 Technique1 Basic Atk6 Eidolon

Skills

3
Upraise the Vanward Cresset
Skill

After using Skill, immediately recovers all Assist Skill uses. Himeko • Nova gains "Navigator's Semaphore," lasting for 3 turn(s). This duration decreases by 1 at the start of Himeko • Nova's every turn. When Himeko • Nova has "Navigator's Semaphore," damage dealt by all allies increases by 10% . At the start of every turn, immediately recovers 1 Assist Skill use.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Hark! The Express's Pulse Roars
Skill

When a Trailblaze Companions character other than Himeko • Nova uses Assist Skill, that character immediately gains 1 extra turn in which they can insert the use of their Ultimate. The extra turn gained from Assist Skill will not repeatedly trigger this Trace effect.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Whither, the Last and First Men?
Skill

When Himeko • Nova launches Assist Skill, it does not consume Assist Skill uses. At the start of the turn, if the Assist Skill uses have reached the current cap, Himeko • Nova additionally regenerates 5 Energy.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Ultimates

2
We, Too, Stride the Stars
Ultimate

Immediately takes control of "Starblazer." "Starblazer" can launch "Hyperluminal Particle Beam" against enemies 6 times, or consume "Source Energy" to launch "Orbital Annihilation Pulse," dealing Fire damage up to 381% of Himeko • Nova's ATK to one designated enemy, and Fire damage up to 126% of Himeko • Nova's ATK to other targets. When the uses of "Hyperluminal Particle Beam" are depleted, automatically launches "Orbital Annihilation Pulse," followed by Final Hit, dealing 3 instance(s) of damage, with each instance dealing Fire damage equal to 40% of Himeko • Nova's ATK to one random enemy.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
The Silver Rail, Hushed in Antiquity
Ultimate

When using Ultimate, immediately gains 3 "Source Energy." If the current "Source Energy" is 3 or more, when using the "Orbital Annihilation Pulse" attack, the damage multiplier of "Orbital Annihilation Pulse" against random single enemies increases by 30%.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Talent

1
Of Fire and Far Faring
Talent

While Himeko • Nova is on the field, immediately deploys the Territory "Starblazer Visioscape," summoning "Starblazer" to the field and granting all ally characters 1 Assist Skill use. Ally characters can use Assist Skill to call upon "Starblazer" to attack enemies. Using Assist Skill is considered as Himeko • Nova using her Skill. Himeko • Nova gains 10% increased All-Type RES PEN and 40% increased CRIT damage. When attacking, can ignore Weakness Types to reduce enemy Toughness. When breaking Weakness, triggers the Fire Weakness Break effect.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Stat Trace

10
CRIT Rate Boost
Stat Trace

CRIT Rate increases by 5.3%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
DMG Boost: Fire
Stat Trace

Fire damage increases by 4.8%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
ATK Boost
Stat Trace

ATK increases by 6%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
CRIT Rate Boost
Stat Trace

CRIT Rate increases by 4%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
ATK Boost
Stat Trace

ATK increases by 6%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
ATK Boost
Stat Trace

ATK increases by 8%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
ATK Boost
Stat Trace

ATK increases by 4%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
CRIT Rate Boost
Stat Trace

CRIT Rate increases by 2.7%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
DMG Boost: Fire
Stat Trace

ATK increases by 4%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
ATK Boost
Stat Trace

Fire damage increases by 3.2%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Technique

1
Starcharter Cruise
Technique

When Himeko • Nova is in the team, increases the max Technique Points by 3. After using Technique, enters the "Cruise" state for 30 seconds. Actively using the Technique consumes 2 Technique Points and immediately attacks all enemies within a certain range. After entering combat, immediately uses Skill 1 time at the start of each wave. If attacking a Normal Enemy, immediately defeats them without entering combat. No Technique Points are consumed if no enemies are hit.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Basic Atk

1
Enkindle the First Lodestar
Basic ATK

Toughness Break: 10 Inflicts Fire damage equal to 50% of Himeko • Nova's ATK to one enemy.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Eidolon

6
That Which We Stride Is the Trailblaze
Eidolon

The number of extra Assist Skill uses from Talent additionally increases by 1. While in the "Companion Protocol: Verdict" state, reduces the number of Ultimate uses required to launch Assist Skill by 1. While in the "Companion Protocol: Decimation" state, reduces the Charge required to launch Assist Skill by 3. When Himeko • Nova launches Assist Skill, the number of extra damage instances increases by 1.

Requirements / unlock: Eidolon 1

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
The Colors We Never Strike
Eidolon

The cap of Himeko • Nova's Assist Skill uses increases to 2, and the damage dealt by Ultimate and Assist Skill becomes 130% of their original damage. During the "Navigator's Semaphore" state, at the start of each turn , additionally recovers 1 use of Assist Skill immediately. When a non-Trailblaze Companions character uses Assist Skill, the Trace "Hark! The Express's Pulse Roars" now also grants them 1 extra turn.

Requirements / unlock: Eidolon 2

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
We Who Are Starborn Muse Starward
Eidolon

Ultimate Lv. +2, up to a maximum of Lv. 15. Basic ATK Lv. +1, up to a maximum of Lv. 10.

Requirements / unlock: Eidolon 3

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Let No Skyward Hand Stay Unheld
Eidolon

When using Assist Skill via the Talent "Of Fire and Far Faring," the All-Type RES PEN boost now applies to all allies. And when Himeko • Nova gains this effect, her All-Type RES PEN additionally increases by 10%

Requirements / unlock: Eidolon 4

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
To Cross the Cosmos and Beyond
Eidolon

Skill Lv. +2, up to a maximum of Lv. 15. Talent Lv. +2, up to a maximum of Lv. 15.

Requirements / unlock: Eidolon 5

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Ours Is the Oath to Sail Starward
Eidolon

Himeko • Nova's Fire RES PEN increases by 20%. The cap of "Source Energy" increases to 6. When an ally uses or launches Assist Skill, damage dealt by Assist Skill increases by 75%, and Himeko • Nova gains 1 "Source Energy." When launching "Hyperluminal Particle Beam" during Ultimate, additionally gains 1 "Source Energy". When launching "Orbital Annihilation Pulse," if the current "Source Energy" is 6 or more, additionally inflicts 1 instance of Fire damage to all enemies, equal to 160% of Himeko • Nova's ATK.

Requirements / unlock: Eidolon 6

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.