🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.47 AU - 0.65 AU

Year: 187 Days

Day: 13.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.99 AU - 1.03 AU

Year: 453 Days

Day: 21 Hours

Environment

Temp: -61 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.69 AU - 1.99 AU

Year: 1114 Days

Day: 17.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,962,059 km

• M1: 25,731 km (0.112 R)
• M2: 266,883 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.18 AU - 2.46 AU

Year: 1577 Days

Day: 32.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,962,059 km

• M1: 657,333 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.7

Radius: 8.8

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.38 AU - 2.92 AU

Year: 1925 Days

Day: 14 Hours

Environment

Temp: -141 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,962,059 km

• M1: 109,506 km (0.04 R)
• M2: 428,299 km (0.085 R)
• M3: 767,437 km (0.086 R)
• M4: 1,349,223 km (0.108 R)
• M5: 1,678,039 km (0.097 R)
• M6: 2,312,783 km (0.119 R)
• M7: 2,610,782 km (0.103 R)
• M8: 3,477,851 km (0.038 R)
• M9: 3,854,688 km (0.09 R)
• M10: 4,803,139 km (0.059 R)
• M11: 5,332,267 km (0.114 R)
• M12: 6,075,319 km (0.093 R)
• M13: 6,670,719 km (0.119 R)
• M14: 7,007,164 km (0.093 R)
• M15: 7,584,462 km (0.102 R)
• M16: 8,111,945 km (0.047 R)
• M17: 8,579,288 km (0.1 R)
• M18: 8,977,518 km (0.103 R)
• M19: 10,437,593 km (0.104 R)
• M20: 10,728,112 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.3

Radius: 12.1

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.32 AU - 3.26 AU

Year: 2080 Days

Day: 5.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,962,059 km

• M1: 150,495 km (0.102 R)
• M2: 662,419 km (0.063 R)
• M3: 1,522,158 km (0.034 R)
• M4: 2,034,381 km (0.037 R)
• M5: 2,471,058 km (0.108 R)
• M6: 2,956,652 km (0.111 R)
• M7: 3,931,282 km (0.094 R)
• M8: 5,007,490 km (0.034 R)
• M9: 5,636,698 km (0.1 R)
• M10: 6,130,970 km (0.117 R)
• M11: 7,129,984 km (0.094 R)
• M12: 8,578,241 km (0.082 R)
• M13: 11,976,357 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.7

Radius: 12.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.91 AU - 3.39 AU

Year: 2495 Days

Day: 8.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,962,059 km

• M1: 157,975 km (0.075 R)
• M2: 574,157 km (0.052 R)
• M3: 1,076,357 km (0.113 R)
• M4: 1,527,394 km (0.104 R)
• M5: 2,262,817 km (0.079 R)
• M6: 2,751,254 km (0.116 R)
• M7: 5,331,818 km (0.057 R)
• M8: 5,886,676 km (0.089 R)
• M9: 6,762,273 km (0.061 R)
• M10: 7,443,990 km (0.077 R)
• M11: 7,849,251 km (0.065 R)
• M12: 9,189,947 km (0.072 R)
• M13: 9,840,847 km (0.054 R)
• M14: 10,445,073 km (0.049 R)
• M15: 11,275,640 km (0.065 R)
• M16: 17,592,410 km (0.116 R)
• M17: 18,201,723 km (0.082 R)
• M18: 18,596,811 km (0.092 R)

Asteroid Belt

Center: 8.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.1

Radius: 6.4

Gravity: 20 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 12.45 AU - 15.19 AU

Year: 22925 Days

Day: 20.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 49,962,059 km

• M1: 79,736 km (0.106 R)
• M2: 327,320 km (0.036 R)
• M3: 1,316,611 km (0.077 R)
• M4: 1,579,754 km (0.092 R)
• M5: 1,819,110 km (0.077 R)
• M6: 2,394,912 km (0.055 R)
• M7: 2,611,829 km (0.1 R)
• M8: 4,271,917 km (0.032 R)
• M9: 4,483,897 km (0.105 R)
• M10: 5,083,784 km (0.105 R)
• M11: 5,485,006 km (0.1 R)
• M12: 6,960,041 km (0.084 R)
• M13: 7,814,993 km (0.093 R)
• M14: 8,079,332 km (0.101 R)
• M15: 12,363,067 km (0.117 R)
• M16: 13,461,415 km (0.115 R)
• M17: 13,688,654 km (0.055 R)
• M18: 14,464,618 km (0.1 R)
• M19: 15,025,012 km (0.073 R)
• M20: 18,883,889 km (0.065 R)
• M21: 20,938,915 km (0.047 R)
• M22: 21,449,343 km (0.042 R)
• M23: 21,655,788 km (0.12 R)
• M24: 35,457,837 km (0.074 R)
• M25: 41,857,484 km (0.105 R)
• M26: 46,181,910 km (0.042 R)
• M27: 47,745,507 km (0.042 R)
• M28: 48,097,660 km (0.111 R)
• M29: 50,247,382 km (0.103 R)
• M30: 52,460,383 km (0.118 R)
• M31: 56,488,006 km (0.089 R)
• M32: 58,476,461 km (0.053 R)
• M33: 63,650,453 km (0.095 R)
• M34: 76,330,518 km (0.095 R)
• M35: 80,488,890 km (0.079 R)
• M36: 88,455,575 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.4

Radius: 4.1

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 11.66 AU - 17.68 AU

Year: 25073 Days

Day: 22.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,962,059 km

• M1: 113,844 km (0.119 R)
• M2: 346,917 km (0.053 R)
• M3: 642,523 km (0.114 R)
• M4: 775,964 km (0.067 R)
• M5: 1,170,304 km (0.08 R)
• M6: 1,371,812 km (0.098 R)
• M7: 1,552,377 km (0.07 R)
• M8: 3,516,148 km (0.103 R)
• M9: 3,801,880 km (0.076 R)
• M10: 4,019,246 km (0.111 R)
• M11: 5,605,283 km (0.116 R)
• M12: 6,067,989 km (0.066 R)
• M13: 8,086,064 km (0.05 R)
• M14: 8,354,891 km (0.101 R)
• M15: 9,440,822 km (0.042 R)
• M16: 10,617,559 km (0.082 R)
• M17: 11,379,910 km (0.114 R)
• M18: 15,883,554 km (0.066 R)
• M19: 16,234,361 km (0.07 R)
• M20: 18,142,183 km (0.112 R)
• M21: 19,868,991 km (0.087 R)
• M22: 20,605,910 km (0.076 R)
• M23: 20,939,214 km (0.068 R)
• M24: 25,701,363 km (0.077 R)
• M25: 28,796,244 km (0.111 R)
• M26: 29,739,309 km (0.088 R)
• M27: 36,436,207 km (0.119 R)
• M28: 39,810,088 km (0.108 R)
• M29: 49,962,098 km (0.094 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 12,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit