🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.51 AU - 0.73 AU

Year: 170 Days

Day: 14.4 Hours

Environment

Temp: 259 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,236,438 km

• M1: 137,780 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.75 AU - 1.05 AU

Year: 297 Days

Day: 21.2 Hours

Environment

Temp: 184 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.08 AU - 2.34 AU

Year: 1144 Days

Day: 37 Hours

Environment

Temp: -55 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,236,438 km

• M1: 24,235 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.87 AU - 3.13 AU

Year: 1810 Days

Day: 44.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,236,438 km

• M1: 2,137,305 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.6 AU - 5.52 AU

Year: 3964 Days

Day: 42.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.7

Radius: 8

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.92 AU - 9.34 AU

Year: 8073 Days

Day: 10.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,236,438 km

• M1: 99,483 km (0.079 R)
• M2: 407,056 km (0.086 R)
• M3: 991,983 km (0.029 R)
• M4: 1,286,242 km (0.091 R)
• M5: 2,136,856 km (0.117 R)
• M6: 2,522,370 km (0.119 R)
• M7: 3,572,696 km (0.11 R)
• M8: 3,888,348 km (0.093 R)
• M9: 5,007,639 km (0.076 R)
• M10: 6,938,648 km (0.079 R)
• M11: 7,315,635 km (0.072 R)
• M12: 8,110,897 km (0.117 R)
• M13: 8,615,042 km (0.052 R)
• M14: 12,858,685 km (0.055 R)
• M15: 13,777,964 km (0.088 R)
• M16: 14,556,621 km (0.056 R)
• M17: 15,112,526 km (0.109 R)
• M18: 17,204,653 km (0.042 R)
• M19: 18,462,472 km (0.111 R)
• M20: 18,750,148 km (0.081 R)
• M21: 22,358,299 km (0.071 R)
• M22: 27,230,852 km (0.108 R)
• M23: 28,359,867 km (0.051 R)
• M24: 30,710,947 km (0.059 R)
• M25: 31,013,733 km (0.105 R)
• M26: 31,522,815 km (0.063 R)
• M27: 36,583,112 km (0.076 R)
• M28: 38,305,582 km (0.069 R)
• M29: 39,602,596 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.7

Radius: 3

Gravity: 35.19 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.29 AU - 19.17 AU

Year: 22770 Days

Day: 20.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,236,438 km

• M1: 38,447 km (0.096 R)
• M2: 162,463 km (0.096 R)
• M3: 542,591 km (0.069 R)
• M4: 639,531 km (0.099 R)
• M5: 1,341,743 km (0.105 R)
• M6: 1,856,360 km (0.088 R)
• M7: 2,647,134 km (0.084 R)
• M8: 3,695,965 km (0.113 R)
• M9: 4,202,354 km (0.092 R)
• M10: 4,889,906 km (0.106 R)
• M11: 5,314,614 km (0.11 R)
• M12: 7,860,620 km (0.108 R)
• M13: 9,636,496 km (0.088 R)
• M14: 10,021,113 km (0.101 R)
• M15: 11,116,618 km (0.062 R)
• M16: 12,807,223 km (0.115 R)
• M17: 15,689,974 km (0.099 R)
• M18: 27,959,842 km (0.051 R)
• M19: 30,462,315 km (0.07 R)
• M20: 32,251,655 km (0.093 R)
• M21: 38,446,054 km (0.046 R)
• M22: 39,271,984 km (0.029 R)
• M23: 50,451,433 km (0.043 R)
• M24: 54,314,948 km (0.098 R)
• M25: 56,760,574 km (0.111 R)
• M26: 58,732,872 km (0.085 R)
• M27: 59,278,605 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.7

Radius: 7.1

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 17.57 AU - 18.47 AU

Year: 26639 Days

Day: 17.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,236,438 km

• M1: 90,656 km (0.086 R)
• M2: 442,810 km (0.108 R)
• M3: 1,390,363 km (0.095 R)
• M4: 1,619,547 km (0.051 R)
• M5: 3,174,467 km (0.116 R)
• M6: 4,989,089 km (0.069 R)
• M7: 5,878,149 km (0.084 R)
• M8: 6,526,955 km (0.087 R)
• M9: 10,855,270 km (0.103 R)
• M10: 12,532,861 km (0.098 R)
• M11: 14,233,938 km (0.106 R)
• M12: 30,404,870 km (0.119 R)
• M13: 30,998,624 km (0.08 R)
• M14: 31,721,181 km (0.105 R)
• M15: 35,897,206 km (0.075 R)
• M16: 39,015,125 km (0.104 R)
• M17: 42,162,215 km (0.035 R)
• M18: 43,049,031 km (0.076 R)
• M19: 44,250,601 km (0.12 R)
• M20: 47,193,790 km (0.113 R)
• M21: 51,429,354 km (0.097 R)
• M22: 61,398,257 km (0.113 R)
• M23: 65,445,777 km (0.056 R)
• M24: 66,038,185 km (0.082 R)

Kuiper Belt

Range: 31.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 13,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit