🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.53 AU - 0.77 AU

Year: 200 Days

Day: 39.9 Hours

Environment

Temp: 179 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.26 AU - 1.56 AU

Year: 638 Days

Day: 39.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,634,042 km

• M1: 361,129 km (0.07 R)
• M2: 972,536 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.65 AU - 1.81 AU

Year: 866 Days

Day: 25.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,634,042 km

• M1: 152,440 km (0.037 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.43 AU - 3.45 AU

Year: 1920 Days

Day: 15.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,634,042 km

• M1: 1,651,710 km (0.058 R)
• M2: 2,121,747 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.7

Radius: 12.4

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.2 AU - 6.24 AU

Year: 5209 Days

Day: 6 Hours

Environment

Temp: -162 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,634,042 km

• M1: 154,235 km (0.044 R)
• M2: 556,654 km (0.096 R)
• M3: 1,079,199 km (0.091 R)
• M4: 1,479,523 km (0.11 R)
• M5: 1,994,738 km (0.102 R)
• M6: 2,530,598 km (0.088 R)
• M7: 3,374,180 km (0.041 R)
• M8: 5,339,597 km (0.117 R)
• M9: 5,758,321 km (0.067 R)
• M10: 9,536,116 km (0.06 R)
• M11: 10,197,189 km (0.103 R)
• M12: 13,001,551 km (0.088 R)
• M13: 13,866,825 km (0.09 R)
• M14: 15,486,970 km (0.072 R)
• M15: 17,532,721 km (0.108 R)
• M16: 19,294,535 km (0.08 R)
• M17: 19,818,876 km (0.067 R)
• M18: 21,310,067 km (0.05 R)
• M19: 21,941,220 km (0.119 R)
• M20: 23,984,727 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.4

Radius: 9.3

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.1 AU - 9.32 AU

Year: 8152 Days

Day: 9.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 120.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,634,042 km

• M1: 116,088 km (0.119 R)
• M2: 444,754 km (0.086 R)
• M3: 1,137,542 km (0.094 R)
• M4: 1,846,636 km (0.11 R)
• M5: 2,748,262 km (0.108 R)
• M6: 3,065,410 km (0.071 R)
• M7: 3,656,621 km (0.064 R)
• M8: 4,142,215 km (0.057 R)
• M9: 5,607,826 km (0.057 R)
• M10: 6,321,856 km (0.076 R)
• M11: 7,316,981 km (0.084 R)
• M12: 8,049,413 km (0.087 R)
• M13: 9,436,634 km (0.1 R)
• M14: 10,024,703 km (0.09 R)
• M15: 10,733,348 km (0.081 R)
• M16: 12,409,592 km (0.104 R)
• M17: 13,963,166 km (0.101 R)
• M18: 14,967,267 km (0.11 R)
• M19: 15,580,169 km (0.052 R)
• M20: 17,451,938 km (0.083 R)
• M21: 17,993,781 km (0.079 R)
• M22: 20,796,647 km (0.102 R)
• M23: 24,799,587 km (0.113 R)
• M24: 29,383,415 km (0.103 R)
• M25: 29,957,273 km (0.09 R)
• M26: 31,524,011 km (0.069 R)
• M27: 32,530,655 km (0.044 R)
• M28: 33,975,771 km (0.104 R)
• M29: 36,113,674 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.7

Radius: 8.6

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 9.09 AU - 13.05 AU

Year: 14025 Days

Day: 9.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,634,042 km

• M1: 106,962 km (0.043 R)
• M2: 830,717 km (0.036 R)
• M3: 1,929,364 km (0.118 R)
• M4: 3,650,936 km (0.097 R)
• M5: 4,743,300 km (0.074 R)
• M6: 5,702,521 km (0.06 R)
• M7: 7,359,467 km (0.105 R)
• M8: 10,811,139 km (0.081 R)
• M9: 15,320,916 km (0.05 R)
• M10: 19,841,465 km (0.069 R)
• M11: 20,162,502 km (0.118 R)
• M12: 23,782,321 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.9

Radius: 3.4

Gravity: 86.32 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 11.74 AU - 16.62 AU

Year: 20333 Days

Day: 22.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,634,042 km

• M1: 42,336 km (0.089 R)
• M2: 256,710 km (0.04 R)
• M3: 399,277 km (0.058 R)
• M4: 630,854 km (0.041 R)
• M5: 782,247 km (0.1 R)
• M6: 1,815,819 km (0.118 R)
• M7: 3,779,590 km (0.037 R)
• M8: 5,094,705 km (0.091 R)
• M9: 5,455,386 km (0.114 R)
• M10: 5,621,140 km (0.112 R)
• M11: 6,227,610 km (0.063 R)
• M12: 7,069,995 km (0.032 R)
• M13: 7,723,738 km (0.101 R)
• M14: 9,092,409 km (0.069 R)
• M15: 9,502,906 km (0.106 R)
• M16: 9,803,448 km (0.038 R)
• M17: 10,614,717 km (0.1 R)
• M18: 11,673,421 km (0.112 R)
• M19: 12,728,086 km (0.087 R)
• M20: 16,100,620 km (0.115 R)
• M21: 16,700,508 km (0.049 R)
• M22: 17,404,366 km (0.067 R)
• M23: 18,403,979 km (0.087 R)
• M24: 21,631,703 km (0.114 R)
• M25: 24,989,277 km (0.118 R)
• M26: 26,025,392 km (0.114 R)
• M27: 26,259,513 km (0.114 R)
• M28: 28,060,073 km (0.114 R)
• M29: 31,904,738 km (0.088 R)
• M30: 33,536,103 km (0.058 R)
• M31: 34,937,386 km (0.11 R)
• M32: 41,408,541 km (0.075 R)
• M33: 52,077,562 km (0.118 R)
• M34: 54,716,618 km (0.113 R)
• M35: 55,680,327 km (0.082 R)
• M36: 65,730,312 km (0.069 R)
• M37: 66,164,445 km (0.112 R)
• M38: 77,889,179 km (0.104 R)
• M39: 78,863,210 km (0.052 R)
• M40: 82,336,424 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.9

Radius: 3.6

Gravity: 35.95 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 12.68 AU - 21.13 AU

Year: 26456 Days

Day: 17.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,634,042 km

• M1: 44,730 km (0.092 R)
• M2: 217,814 km (0.112 R)
• M3: 563,386 km (0.117 R)
• M4: 769,980 km (0.108 R)
• M5: 1,117,646 km (0.041 R)
• M6: 1,871,320 km (0.073 R)
• M7: 2,611,979 km (0.062 R)
• M8: 4,028,371 km (0.066 R)
• M9: 4,328,614 km (0.062 R)
• M10: 5,280,206 km (0.068 R)
• M11: 5,599,000 km (0.109 R)
• M12: 7,194,311 km (0.105 R)
• M13: 8,147,549 km (0.113 R)
• M14: 11,974,861 km (0.107 R)
• M15: 14,890,972 km (0.072 R)
• M16: 15,445,681 km (0.05 R)
• M17: 21,269,975 km (0.088 R)
• M18: 23,319,316 km (0.096 R)
• M19: 23,744,473 km (0.115 R)
• M20: 31,395,357 km (0.101 R)
• M21: 32,834,040 km (0.074 R)
• M22: 36,550,500 km (0.069 R)
• M23: 38,731,487 km (0.048 R)
• M24: 40,081,010 km (0.085 R)
• M25: 46,124,614 km (0.071 R)
• M26: 54,590,507 km (0.082 R)
• M27: 55,527,738 km (0.06 R)
• M28: 55,905,622 km (0.097 R)
• M29: 65,286,456 km (0.073 R)
• M30: 70,678,711 km (0.057 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: 305 - 15,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit