🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.78 AU - 1.12 AU

Year: 343 Days

Day: 14.5 Hours

Environment

Temp: 44 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.92 AU - 1.04 AU

Year: 360 Days

Day: 19.3 Hours

Environment

Temp: 25 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 95,783,131 km

• M1: 189,541 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.5 AU - 2.06 AU

Year: 881 Days

Day: 43.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.56 AU - 2.04 AU

Year: 896 Days

Day: 29.8 Hours

Environment

Temp: -69 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.6

Radius: 11.7

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.33 AU - 6.49 AU

Year: 4667 Days

Day: 6.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,783,131 km

• M1: 145,559 km (0.1 R)
• M2: 568,622 km (0.111 R)
• M3: 1,099,993 km (0.034 R)
• M4: 1,487,302 km (0.114 R)
• M5: 2,072,678 km (0.064 R)
• M6: 2,565,603 km (0.114 R)
• M7: 3,376,125 km (0.1 R)
• M8: 4,020,592 km (0.059 R)
• M9: 4,579,789 km (0.059 R)
• M10: 5,292,922 km (0.11 R)
• M11: 6,574,527 km (0.062 R)
• M12: 7,192,217 km (0.086 R)
• M13: 7,680,654 km (0.069 R)
• M14: 8,156,525 km (0.047 R)
• M15: 9,242,605 km (0.099 R)
• M16: 11,134,420 km (0.091 R)
• M17: 12,148,993 km (0.029 R)
• M18: 15,190,168 km (0.115 R)
• M19: 19,196,249 km (0.087 R)
• M20: 20,138,117 km (0.092 R)
• M21: 21,776,064 km (0.071 R)
• M22: 22,182,073 km (0.063 R)
• M23: 22,731,247 km (0.051 R)
• M24: 23,149,074 km (0.071 R)
• M25: 23,785,313 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 766

Radius: 5.1

Gravity: 29.45 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 11.75 AU - 14.95 AU

Year: 18089 Days

Day: 22.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 95,783,131 km

• M1: 63,429 km (0.034 R)
• M2: 283,787 km (0.037 R)
• M3: 1,096,403 km (0.059 R)
• M4: 1,436,888 km (0.081 R)
• M5: 1,753,885 km (0.112 R)
• M6: 2,739,735 km (0.11 R)
• M7: 3,067,654 km (0.106 R)
• M8: 3,282,177 km (0.108 R)
• M9: 3,535,446 km (0.069 R)
• M10: 4,786,683 km (0.066 R)
• M11: 6,180,187 km (0.076 R)
• M12: 7,246,820 km (0.112 R)
• M13: 8,022,784 km (0.064 R)
• M14: 9,233,181 km (0.037 R)
• M15: 10,085,290 km (0.108 R)
• M16: 10,321,056 km (0.092 R)
• M17: 11,238,241 km (0.096 R)
• M18: 12,275,104 km (0.118 R)
• M19: 16,897,229 km (0.109 R)
• M20: 17,313,859 km (0.091 R)
• M21: 20,237,450 km (0.065 R)
• M22: 23,371,077 km (0.083 R)
• M23: 25,052,856 km (0.063 R)
• M24: 26,143,873 km (0.071 R)
• M25: 32,587,951 km (0.086 R)
• M26: 34,018,855 km (0.028 R)
• M27: 37,425,647 km (0.101 R)
• M28: 43,338,054 km (0.091 R)
• M29: 53,149,580 km (0.079 R)
• M30: 54,403,510 km (0.105 R)
• M31: 59,616,846 km (0.108 R)
• M32: 60,194,294 km (0.111 R)
• M33: 60,970,258 km (0.111 R)
• M34: 64,140,536 km (0.113 R)
• M35: 68,255,524 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.6

Radius: 4.3

Gravity: 33.51 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 14.21 AU - 22.95 AU

Year: 29701 Days

Day: 22.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 70.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 95,783,131 km

• M1: 53,406 km (0.109 R)
• M2: 195,375 km (0.047 R)
• M3: 339,288 km (0.056 R)
• M4: 593,305 km (0.091 R)
• M5: 1,115,103 km (0.069 R)
• M6: 1,280,109 km (0.074 R)
• M7: 1,834,967 km (0.086 R)
• M8: 2,246,362 km (0.086 R)
• M9: 3,190,324 km (0.112 R)
• M10: 3,652,432 km (0.068 R)
• M11: 3,882,813 km (0.044 R)
• M12: 4,157,923 km (0.098 R)
• M13: 4,409,098 km (0.107 R)
• M14: 4,632,448 km (0.104 R)
• M15: 6,365,838 km (0.036 R)
• M16: 6,797,129 km (0.118 R)
• M17: 10,055,969 km (0.111 R)
• M18: 15,721,240 km (0.103 R)
• M19: 21,357,639 km (0.117 R)
• M20: 21,889,310 km (0.096 R)
• M21: 27,077,963 km (0.104 R)
• M22: 29,757,260 km (0.101 R)
• M23: 35,339,655 km (0.071 R)
• M24: 42,076,496 km (0.111 R)
• M25: 45,832,449 km (0.108 R)
• M26: 53,222,883 km (0.119 R)
• M27: 54,790,519 km (0.063 R)
• M28: 55,785,644 km (0.094 R)
• M29: 56,995,742 km (0.114 R)
• M30: 58,636,232 km (0.115 R)
• M31: 62,226,282 km (0.079 R)
• M32: 62,874,639 km (0.12 R)
• M33: 63,091,705 km (0.115 R)
• M34: 74,111,982 km (0.102 R)
• M35: 86,079,213 km (0.081 R)
• M36: 87,153,476 km (0.103 R)
• M37: 89,328,479 km (0.101 R)
• M38: 91,539,535 km (0.06 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: 327 - 20,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit