🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.43 AU - 0.69 AU

Year: 155 Days

Day: 46.6 Hours

Environment

Temp: 157 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.68 AU - 0.9 AU

Year: 260 Days

Day: 26 Hours

Environment

Temp: 137 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,743,479 km

• M1: 67,618 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.74 AU - 0.92 AU

Year: 280 Days

Day: 30.3 Hours

Environment

Temp: 174 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.97 AU - 1.01 AU

Year: 365 Days

Day: 29.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.76 AU - 2.32 AU

Year: 1081 Days

Day: 33.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.33 AU - 3.75 AU

Year: 1966 Days

Day: 40.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.9

Radius: 10.4

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.16 AU - 5.32 AU

Year: 3827 Days

Day: 12.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,743,479 km

• M1: 129,402 km (0.099 R)
• M2: 692,638 km (0.043 R)
• M3: 2,051,136 km (0.099 R)
• M4: 2,452,208 km (0.114 R)
• M5: 6,647,082 km (0.081 R)
• M6: 7,601,816 km (0.112 R)
• M7: 8,533,362 km (0.082 R)
• M8: 11,283,569 km (0.059 R)
• M9: 12,446,244 km (0.118 R)
• M10: 15,117,613 km (0.092 R)
• M11: 18,523,956 km (0.06 R)
• M12: 19,416,906 km (0.09 R)
• M13: 23,498,086 km (0.051 R)
• M14: 24,017,340 km (0.087 R)

Asteroid Belt

Center: 9.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.7

Radius: 3

Gravity: 38.41 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.84 AU - 16.64 AU

Year: 18888 Days

Day: 16.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,743,479 km

• M1: 37,250 km (0.119 R)
• M2: 177,573 km (0.116 R)
• M3: 360,531 km (0.087 R)
• M4: 1,564,046 km (0.104 R)
• M5: 2,514,441 km (0.088 R)
• M6: 3,110,439 km (0.074 R)
• M7: 4,735,521 km (0.071 R)
• M8: 5,035,315 km (0.109 R)
• M9: 7,813,048 km (0.047 R)
• M10: 7,950,828 km (0.087 R)
• M11: 16,639,322 km (0.101 R)
• M12: 17,800,800 km (0.091 R)
• M13: 20,283,676 km (0.109 R)
• M14: 26,331,918 km (0.06 R)
• M15: 26,538,213 km (0.091 R)
• M16: 27,585,548 km (0.098 R)
• M17: 27,691,763 km (0.071 R)
• M18: 28,119,463 km (0.07 R)
• M19: 35,447,814 km (0.112 R)
• M20: 36,078,518 km (0.037 R)
• M21: 50,475,518 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.8

Radius: 4

Gravity: 56.43 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 13.18 AU - 18.9 AU

Year: 23824 Days

Day: 17.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 93,743,479 km

• M1: 49,966 km (0.047 R)
• M2: 174,431 km (0.107 R)
• M3: 543,339 km (0.097 R)
• M4: 1,297,014 km (0.118 R)
• M5: 2,656,110 km (0.087 R)
• M6: 2,895,317 km (0.119 R)
• M7: 3,699,855 km (0.095 R)
• M8: 4,348,661 km (0.033 R)
• M9: 5,313,567 km (0.107 R)
• M10: 6,460,085 km (0.094 R)
• M11: 8,875,342 km (0.116 R)
• M12: 9,409,556 km (0.049 R)
• M13: 9,964,714 km (0.076 R)
• M14: 11,761,534 km (0.095 R)
• M15: 15,808,755 km (0.101 R)
• M16: 16,067,111 km (0.083 R)
• M17: 16,503,936 km (0.085 R)
• M18: 20,490,720 km (0.104 R)
• M19: 20,797,694 km (0.08 R)
• M20: 21,421,218 km (0.112 R)
• M21: 24,610,944 km (0.112 R)
• M22: 30,032,969 km (0.119 R)
• M23: 36,199,394 km (0.116 R)
• M24: 46,244,442 km (0.112 R)
• M25: 48,925,984 km (0.059 R)
• M26: 50,212,226 km (0.117 R)
• M27: 51,898,643 km (0.104 R)
• M28: 54,010,815 km (0.043 R)
• M29: 55,186,655 km (0.1 R)
• M30: 59,436,580 km (0.051 R)
• M31: 72,533,126 km (0.115 R)
• M32: 72,770,239 km (0.108 R)
• M33: 75,170,088 km (0.113 R)
• M34: 82,943,941 km (0.039 R)
• M35: 92,623,671 km (0.072 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 17,083 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit