🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.57 AU - 0.59 AU

Year: 166 Days

Day: 27.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.05 AU - 4.17 AU

Year: 3139 Days

Day: 41.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.7

Radius: 14.8

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4 AU - 5.84 AU

Year: 4111 Days

Day: 13.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,506,635 km

• M1: 189,840 km (0.093 R)
• M2: 674,836 km (0.072 R)
• M3: 1,246,599 km (0.077 R)
• M4: 1,898,846 km (0.09 R)
• M5: 2,790,449 km (0.079 R)
• M6: 3,712,271 km (0.045 R)
• M7: 6,436,748 km (0.092 R)
• M8: 9,283,894 km (0.098 R)
• M9: 10,292,633 km (0.11 R)
• M10: 11,249,760 km (0.101 R)
• M11: 12,930,642 km (0.05 R)
• M12: 13,902,429 km (0.112 R)
• M13: 15,939,653 km (0.115 R)
• M14: 17,330,614 km (0.064 R)
• M15: 19,626,792 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.2

Radius: 14.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.04 AU - 6.06 AU

Year: 4926 Days

Day: 5.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 109.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,506,635 km

• M1: 177,872 km (0.077 R)
• M2: 954,734 km (0.104 R)
• M3: 1,402,181 km (0.047 R)
• M4: 2,452,956 km (0.061 R)
• M5: 3,079,921 km (0.069 R)
• M6: 3,634,779 km (0.073 R)
• M7: 4,238,706 km (0.102 R)
• M8: 5,127,766 km (0.066 R)
• M9: 6,137,851 km (0.111 R)
• M10: 7,200,146 km (0.068 R)
• M11: 8,812,811 km (0.093 R)
• M12: 9,877,050 km (0.068 R)
• M13: 10,522,864 km (0.118 R)
• M14: 12,444,897 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.7

Radius: 3.2

Gravity: 17.84 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 13.99 AU - 15.93 AU

Year: 21798 Days

Day: 17.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,506,635 km

• M1: 39,943 km (0.112 R)
• M2: 240,404 km (0.082 R)
• M3: 378,782 km (0.075 R)
• M4: 869,313 km (0.096 R)
• M5: 1,060,051 km (0.12 R)
• M6: 1,177,634 km (0.073 R)
• M7: 1,425,369 km (0.118 R)
• M8: 2,041,263 km (0.088 R)
• M9: 2,281,218 km (0.078 R)
• M10: 3,560,130 km (0.053 R)
• M11: 4,335,795 km (0.061 R)
• M12: 5,184,314 km (0.097 R)
• M13: 5,989,600 km (0.097 R)
• M14: 6,915,311 km (0.106 R)
• M15: 7,454,611 km (0.095 R)
• M16: 10,469,906 km (0.072 R)
• M17: 11,517,690 km (0.1 R)
• M18: 12,877,235 km (0.071 R)
• M19: 15,077,221 km (0.084 R)
• M20: 15,698,801 km (0.068 R)
• M21: 16,554,052 km (0.104 R)
• M22: 17,215,573 km (0.094 R)
• M23: 17,666,312 km (0.042 R)
• M24: 18,669,515 km (0.095 R)
• M25: 19,065,351 km (0.071 R)
• M26: 19,710,267 km (0.074 R)
• M27: 32,549,954 km (0.112 R)
• M28: 34,289,178 km (0.033 R)
• M29: 49,123,004 km (0.065 R)
• M30: 50,028,221 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.5

Radius: 5.9

Gravity: 16.56 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 14.43 AU - 16.05 AU

Year: 22413 Days

Day: 18.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,506,635 km

• M1: 75,846 km (0.045 R)
• M2: 547,977 km (0.098 R)
• M3: 1,015,470 km (0.068 R)
• M4: 1,403,228 km (0.077 R)
• M5: 2,061,309 km (0.075 R)
• M6: 2,335,821 km (0.084 R)
• M7: 2,563,360 km (0.115 R)
• M8: 2,856,123 km (0.05 R)
• M9: 3,963,895 km (0.048 R)
• M10: 5,103,831 km (0.115 R)
• M11: 5,488,596 km (0.066 R)
• M12: 6,187,069 km (0.087 R)
• M13: 7,367,246 km (0.081 R)
• M14: 8,636,883 km (0.057 R)
• M15: 9,017,012 km (0.062 R)
• M16: 13,026,683 km (0.089 R)
• M17: 13,526,789 km (0.104 R)
• M18: 13,965,410 km (0.083 R)
• M19: 16,632,291 km (0.103 R)
• M20: 18,261,262 km (0.079 R)
• M21: 20,467,382 km (0.092 R)
• M22: 21,045,428 km (0.079 R)
• M23: 23,466,820 km (0.117 R)
• M24: 23,782,022 km (0.104 R)
• M25: 30,444,513 km (0.085 R)
• M26: 31,706,222 km (0.053 R)
• M27: 32,871,439 km (0.043 R)
• M28: 37,102,815 km (0.07 R)
• M29: 38,541,647 km (0.107 R)
• M30: 39,274,827 km (0.112 R)
• M31: 41,837,289 km (0.033 R)
• M32: 45,315,888 km (0.119 R)
• M33: 53,928,686 km (0.077 R)
• M34: 55,030,325 km (0.082 R)
• M35: 59,781,852 km (0.075 R)
• M36: 68,367,573 km (0.066 R)
• M37: 68,795,722 km (0.091 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 19,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit