🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.8 AU - 1.12 AU

Year: 347 Days

Day: 22 Hours

Environment

Temp: 43 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.3 AU - 1.42 AU

Year: 585 Days

Day: 24.5 Hours

Environment

Temp: -22 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.03 AU - 2.55 AU

Year: 1279 Days

Day: 39.6 Hours

Environment

Temp: -89 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.54 AU - 3.5 AU

Year: 1936 Days

Day: 45.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,725,381 km

• M1: 365,168 km (0.108 R)

Asteroid Belt

Center: 8.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.2

Radius: 6.2

Gravity: 25.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 13.4 AU - 15.88 AU

Year: 20668 Days

Day: 21.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 89,725,381 km

• M1: 88,113 km (0.025 R)
• M2: 444,904 km (0.116 R)
• M3: 1,870,123 km (0.086 R)
• M4: 2,316,523 km (0.119 R)
• M5: 2,964,731 km (0.077 R)
• M6: 3,301,924 km (0.102 R)
• M7: 3,510,314 km (0.085 R)
• M8: 3,727,381 km (0.108 R)
• M9: 3,920,661 km (0.042 R)
• M10: 8,654,835 km (0.085 R)
• M11: 9,641,433 km (0.104 R)
• M12: 11,092,682 km (0.034 R)
• M13: 12,683,955 km (0.111 R)
• M14: 13,271,276 km (0.104 R)
• M15: 15,971,517 km (0.11 R)
• M16: 16,397,273 km (0.116 R)
• M17: 18,453,645 km (0.088 R)
• M18: 19,495,445 km (0.115 R)
• M19: 19,981,638 km (0.057 R)
• M20: 21,488,986 km (0.054 R)
• M21: 21,903,372 km (0.078 R)
• M22: 22,323,144 km (0.12 R)
• M23: 32,289,204 km (0.051 R)
• M24: 33,382,466 km (0.09 R)
• M25: 34,500,411 km (0.087 R)
• M26: 34,783,749 km (0.094 R)
• M27: 39,530,489 km (0.028 R)
• M28: 40,152,667 km (0.082 R)
• M29: 40,939,402 km (0.111 R)
• M30: 41,897,128 km (0.109 R)
• M31: 47,958,983 km (0.109 R)
• M32: 49,201,842 km (0.113 R)
• M33: 50,465,944 km (0.058 R)
• M34: 55,739,568 km (0.111 R)
• M35: 57,509,610 km (0.09 R)
• M36: 61,784,818 km (0.061 R)
• M37: 66,267,070 km (0.103 R)
• M38: 68,699,082 km (0.085 R)
• M39: 77,315,920 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.5

Radius: 6.4

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 12.76 AU - 21.04 AU

Year: 25633 Days

Day: 19.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,725,381 km

• M1: 79,586 km (0.109 R)
• M2: 279,299 km (0.097 R)
• M3: 1,067,979 km (0.083 R)
• M4: 1,267,244 km (0.073 R)
• M5: 1,539,362 km (0.109 R)
• M6: 3,321,821 km (0.044 R)
• M7: 6,782,019 km (0.068 R)
• M8: 8,879,382 km (0.118 R)
• M9: 10,998,735 km (0.078 R)
• M10: 15,032,492 km (0.089 R)
• M11: 15,262,573 km (0.093 R)
• M12: 15,612,034 km (0.055 R)
• M13: 18,079,651 km (0.094 R)
• M14: 19,068,493 km (0.099 R)
• M15: 29,824,131 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.1

Radius: 4

Gravity: 33.88 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 15.3 AU - 21.22 AU

Year: 28789 Days

Day: 24.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 89,725,381 km

• M1: 51,910 km (0.06 R)
• M2: 212,579 km (0.083 R)
• M3: 514,018 km (0.105 R)
• M4: 655,239 km (0.084 R)
• M5: 845,078 km (0.09 R)
• M6: 1,997,281 km (0.108 R)
• M7: 2,259,526 km (0.097 R)
• M8: 3,829,107 km (0.119 R)
• M9: 5,127,467 km (0.11 R)
• M10: 5,660,783 km (0.12 R)
• M11: 6,095,664 km (0.074 R)
• M12: 6,321,108 km (0.119 R)
• M13: 6,693,607 km (0.115 R)
• M14: 8,059,136 km (0.119 R)
• M15: 12,441,905 km (0.039 R)
• M16: 17,276,460 km (0.106 R)
• M17: 17,728,096 km (0.107 R)
• M18: 18,002,907 km (0.084 R)
• M19: 19,908,036 km (0.056 R)
• M20: 21,421,966 km (0.114 R)
• M21: 25,948,499 km (0.028 R)
• M22: 26,184,265 km (0.104 R)
• M23: 27,751,901 km (0.119 R)
• M24: 28,246,621 km (0.115 R)
• M25: 31,205,667 km (0.079 R)
• M26: 33,242,891 km (0.034 R)
• M27: 35,948,368 km (0.049 R)
• M28: 37,730,528 km (0.083 R)
• M29: 44,095,618 km (0.106 R)
• M30: 44,431,465 km (0.069 R)
• M31: 44,599,912 km (0.114 R)
• M32: 61,369,684 km (0.093 R)
• M33: 62,208,779 km (0.101 R)
• M34: 63,909,706 km (0.079 R)
• M35: 65,641,451 km (0.05 R)
• M36: 67,626,765 km (0.096 R)
• M37: 67,849,665 km (0.115 R)
• M38: 70,564,418 km (0.098 R)
• M39: 73,115,660 km (0.118 R)
• M40: 75,009,270 km (0.108 R)
• M41: 81,641,392 km (0.045 R)
• M42: 87,855,389 km (0.05 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 15,954 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit