🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.44 AU - 0.66 AU

Year: 173 Days

Day: 41.4 Hours

Environment

Temp: 117 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,177,322 km

• M1: 23,038 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.71 AU - 0.93 AU

Year: 315 Days

Day: 35.2 Hours

Environment

Temp: -19 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.9 AU - 1.04 AU

Year: 406 Days

Day: 40.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.94 AU - 2.2 AU

Year: 1265 Days

Day: 18.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,177,322 km

• M1: 1,402,630 km (0.111 R)

Asteroid Belt

Center: 2.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.9

Radius: 14.5

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.78 AU - 3.58 AU

Year: 2408 Days

Day: 10.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,177,322 km

• M1: 180,864 km (0.094 R)
• M2: 713,283 km (0.03 R)
• M3: 1,304,194 km (0.114 R)
• M4: 2,183,381 km (0.073 R)
• M5: 3,024,121 km (0.031 R)
• M6: 3,575,389 km (0.106 R)
• M7: 4,997,018 km (0.108 R)
• M8: 5,521,957 km (0.102 R)
• M9: 6,136,804 km (0.099 R)
• M10: 7,352,885 km (0.087 R)
• M11: 9,382,180 km (0.114 R)
• M12: 11,313,040 km (0.093 R)
• M13: 11,803,571 km (0.1 R)
• M14: 12,696,222 km (0.119 R)
• M15: 14,520,717 km (0.031 R)
• M16: 15,696,108 km (0.037 R)
• M17: 16,618,528 km (0.109 R)
• M18: 17,414,688 km (0.082 R)
• M19: 19,429,323 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.1

Radius: 8.6

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.39 AU - 4.49 AU

Year: 3972 Days

Day: 8.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 30,177,322 km

• M1: 109,506 km (0.081 R)
• M2: 384,915 km (0.111 R)
• M3: 701,315 km (0.064 R)
• M4: 1,186,910 km (0.086 R)
• M5: 1,617,452 km (0.104 R)
• M6: 2,120,251 km (0.091 R)
• M7: 2,758,734 km (0.059 R)
• M8: 3,258,092 km (0.079 R)
• M9: 3,860,523 km (0.111 R)
• M10: 4,510,675 km (0.115 R)
• M11: 4,913,841 km (0.075 R)
• M12: 5,535,271 km (0.106 R)
• M13: 6,208,312 km (0.034 R)
• M14: 7,541,677 km (0.08 R)
• M15: 8,147,100 km (0.113 R)
• M16: 8,823,133 km (0.117 R)
• M17: 9,617,348 km (0.094 R)
• M18: 10,676,351 km (0.097 R)
• M19: 11,166,135 km (0.116 R)
• M20: 13,225,798 km (0.062 R)
• M21: 14,318,461 km (0.111 R)
• M22: 15,526,613 km (0.105 R)
• M23: 16,741,947 km (0.091 R)
• M24: 17,160,821 km (0.089 R)
• M25: 18,269,939 km (0.077 R)
• M26: 18,842,151 km (0.097 R)
• M27: 19,491,855 km (0.118 R)
• M28: 20,698,810 km (0.026 R)
• M29: 23,558,373 km (0.1 R)
• M30: 25,948,050 km (0.08 R)
• M31: 26,671,056 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.9

Radius: 8.2

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.92 AU - 6.5 AU

Year: 6571 Days

Day: 12.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,177,322 km

• M1: 102,026 km (0.105 R)
• M2: 1,053,767 km (0.115 R)
• M3: 1,485,956 km (0.101 R)
• M4: 2,915,812 km (0.061 R)
• M5: 3,611,143 km (0.083 R)
• M6: 4,731,781 km (0.092 R)
• M7: 5,181,322 km (0.079 R)
• M8: 6,668,175 km (0.088 R)
• M9: 9,820,203 km (0.096 R)
• M10: 10,693,555 km (0.068 R)
• M11: 13,237,916 km (0.105 R)
• M12: 14,591,926 km (0.117 R)
• M13: 15,122,699 km (0.12 R)
• M14: 15,850,343 km (0.083 R)
• M15: 17,506,840 km (0.086 R)
• M16: 19,557,827 km (0.107 R)
• M17: 22,147,067 km (0.1 R)
• M18: 27,635,813 km (0.084 R)
• M19: 28,814,345 km (0.1 R)
• M20: 30,310,473 km (0.114 R)
• M21: 34,070,017 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.9

Radius: 9.1

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.53 AU - 9.85 AU

Year: 10877 Days

Day: 6.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,177,322 km

• M1: 119,379 km (0.066 R)
• M2: 426,055 km (0.074 R)
• M3: 919,279 km (0.082 R)
• M4: 2,727,618 km (0.085 R)
• M5: 3,445,239 km (0.093 R)
• M6: 6,739,982 km (0.105 R)
• M7: 8,632,695 km (0.031 R)
• M8: 9,586,680 km (0.116 R)
• M9: 15,856,776 km (0.057 R)
• M10: 21,093,749 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36

Radius: 4.4

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 11.92 AU - 15.7 AU

Year: 21790 Days

Day: 15.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,177,322 km

• M1: 55,501 km (0.104 R)
• M2: 221,704 km (0.086 R)
• M3: 892,650 km (0.074 R)
• M4: 2,433,060 km (0.093 R)
• M5: 2,655,811 km (0.105 R)
• M6: 3,980,351 km (0.092 R)
• M7: 7,199,098 km (0.113 R)
• M8: 8,175,374 km (0.044 R)
• M9: 8,913,191 km (0.103 R)
• M10: 13,646,617 km (0.059 R)
• M11: 13,860,392 km (0.109 R)
• M12: 15,304,610 km (0.062 R)
• M13: 17,591,513 km (0.093 R)
• M14: 20,863,667 km (0.053 R)
• M15: 22,530,487 km (0.047 R)
• M16: 23,358,212 km (0.073 R)
• M17: 27,802,615 km (0.071 R)
• M18: 28,754,506 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 16,178 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit