🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.68 AU - 0.9 AU

Year: 270 Days

Day: 18.3 Hours

Environment

Temp: 45 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 25,978,450 km

• M1: 423,960 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.7 AU - 0.94 AU

Year: 286 Days

Day: 27.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.35 AU - 1.65 AU

Year: 707 Days

Day: 34 Hours

Environment

Temp: -62 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,978,450 km

• M1: 1,108,071 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.64 AU - 3.12 AU

Year: 1882 Days

Day: 41.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,978,450 km

• M1: 129,253 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.02 AU - 3.58 AU

Year: 2308 Days

Day: 17.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 58.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.15 AU - 4.41 AU

Year: 2829 Days

Day: 28 Hours

Environment

Temp: -135 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 11.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.5

Radius: 12.4

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 9.95 AU - 12.81 AU

Year: 14780 Days

Day: 8 Hours

Environment

Temp: -196 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 25,978,450 km

• M1: 192,682 km (0.069 R)
• M2: 513,420 km (0.081 R)
• M3: 1,170,304 km (0.096 R)
• M4: 1,425,817 km (0.119 R)
• M5: 1,901,688 km (0.097 R)
• M6: 2,522,669 km (0.075 R)
• M7: 3,133,028 km (0.09 R)
• M8: 3,239,243 km (0.101 R)
• M9: 3,863,664 km (0.069 R)
• M10: 3,977,807 km (0.111 R)
• M11: 4,445,750 km (0.113 R)
• M12: 5,519,264 km (0.112 R)
• M13: 6,715,598 km (0.05 R)
• M14: 6,853,378 km (0.102 R)
• M15: 7,085,254 km (0.081 R)
• M16: 8,679,220 km (0.068 R)
• M17: 8,829,566 km (0.071 R)
• M18: 9,801,503 km (0.037 R)
• M19: 10,861,105 km (0.114 R)
• M20: 11,240,485 km (0.093 R)
• M21: 11,569,301 km (0.109 R)
• M22: 11,679,555 km (0.073 R)
• M23: 11,845,608 km (0.104 R)
• M24: 12,124,309 km (0.081 R)
• M25: 12,292,457 km (0.095 R)
• M26: 13,317,950 km (0.106 R)
• M27: 13,665,765 km (0.084 R)
• M28: 14,193,397 km (0.092 R)
• M29: 15,207,970 km (0.096 R)
• M30: 15,450,169 km (0.047 R)
• M31: 15,754,601 km (0.111 R)
• M32: 16,061,127 km (0.102 R)
• M33: 16,929,692 km (0.102 R)
• M34: 17,306,678 km (0.103 R)
• M35: 18,647,973 km (0.099 R)
• M36: 20,354,436 km (0.038 R)
• M37: 20,889,398 km (0.062 R)
• M38: 21,158,674 km (0.119 R)
• M39: 21,293,761 km (0.029 R)
• M40: 23,075,771 km (0.103 R)
• M41: 23,424,035 km (0.088 R)
• M42: 23,563,759 km (0.028 R)
• M43: 24,478,999 km (0.095 R)
• M44: 25,981,859 km (0.069 R)
• M45: 26,126,520 km (0.097 R)
• M46: 26,271,480 km (0.077 R)
• M47: 27,000,321 km (0.03 R)
• M48: 28,180,349 km (0.068 R)
• M49: 28,403,400 km (0.083 R)
• M50: 28,552,549 km (0.096 R)
• M51: 28,776,646 km (0.061 R)
• M52: 29,226,487 km (0.075 R)
• M53: 29,754,418 km (0.12 R)
• M54: 30,590,371 km (0.041 R)
• M55: 30,743,110 km (0.075 R)
• M56: 31,742,723 km (0.079 R)
• M57: 32,052,391 km (0.105 R)
• M58: 32,363,106 km (0.034 R)
• M59: 35,284,154 km (0.042 R)
• M60: 35,846,193 km (0.052 R)
• M61: 35,926,677 km (0.07 R)
• M62: 36,735,403 km (0.083 R)
• M63: 38,041,841 km (0.045 R)
• M64: 38,700,670 km (0.104 R)
• M65: 40,700,045 km (0.117 R)
• M66: 42,391,549 km (0.114 R)
• M67: 42,562,090 km (0.107 R)
• M68: 42,732,632 km (0.088 R)
• M69: 43,933,603 km (0.118 R)
• M70: 44,278,875 km (0.066 R)
• M71: 44,365,193 km (0.117 R)
• M72: 45,232,711 km (0.084 R)
• M73: 46,368,758 km (0.097 R)
• M74: 46,456,572 km (0.109 R)
• M75: 47,868,476 km (0.083 R)
• M76: 50,915,336 km (0.111 R)
• M77: 52,096,860 km (0.07 R)
• M78: 52,188,115 km (0.055 R)
• M79: 53,655,520 km (0.032 R)
• M80: 54,301,783 km (0.087 R)
• M81: 54,857,838 km (0.076 R)
• M82: 55,322,639 km (0.08 R)
• M83: 55,788,636 km (0.081 R)
• M84: 56,162,481 km (0.052 R)
• M85: 57,288,953 km (0.113 R)
• M86: 57,383,050 km (0.06 R)
• M87: 57,571,693 km (0.079 R)
• M88: 58,992,424 km (0.115 R)
• M89: 60,520,716 km (0.094 R)
• M90: 63,226,343 km (0.079 R)
• M91: 65,872,430 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.1

Radius: 5.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 11.06 AU - 16.84 AU

Year: 20060 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 25,978,450 km

• M1: 78,539 km (0.12 R)
• M2: 111,002 km (0.057 R)
• M3: 218,712 km (0.028 R)
• M4: 473,178 km (0.113 R)
• M5: 553,662 km (0.09 R)
• M6: 1,113,906 km (0.078 R)
• M7: 1,250,189 km (0.094 R)
• M8: 1,479,523 km (0.117 R)
• M9: 1,706,463 km (0.03 R)
• M10: 1,800,261 km (0.118 R)
• M11: 2,092,126 km (0.105 R)
• M12: 2,260,723 km (0.095 R)
• M13: 2,683,038 km (0.064 R)
• M14: 2,774,143 km (0.072 R)
• M15: 2,996,894 km (0.067 R)
• M16: 3,244,628 km (0.083 R)
• M17: 3,420,107 km (0.117 R)
• M18: 3,479,347 km (0.107 R)
• M19: 3,841,524 km (0.1 R)
• M20: 4,450,088 km (0.101 R)
• M21: 5,778,068 km (0.095 R)
• M22: 6,230,003 km (0.101 R)
• M23: 6,350,878 km (0.101 R)
• M24: 6,644,090 km (0.106 R)
• M25: 6,966,623 km (0.092 R)
• M26: 7,218,247 km (0.025 R)
• M27: 8,069,608 km (0.115 R)
• M28: 8,387,055 km (0.039 R)
• M29: 8,816,551 km (0.071 R)
• M30: 9,308,428 km (0.077 R)
• M31: 9,752,884 km (0.08 R)
• M32: 10,836,421 km (0.12 R)
• M33: 11,718,300 km (0.029 R)
• M34: 12,228,280 km (0.059 R)
• M35: 12,319,085 km (0.039 R)
• M36: 12,653,736 km (0.102 R)
• M37: 12,837,442 km (0.069 R)
• M38: 13,487,744 km (0.082 R)
• M39: 13,738,171 km (0.084 R)
• M40: 14,180,382 km (0.105 R)
• M41: 14,371,269 km (0.03 R)
• M42: 15,862,909 km (0.062 R)
• M43: 16,260,241 km (0.1 R)
• M44: 16,293,452 km (0.078 R)
• M45: 16,560,185 km (0.11 R)
• M46: 16,727,735 km (0.07 R)
• M47: 16,996,861 km (0.05 R)
• M48: 17,098,139 km (0.055 R)
• M49: 17,812,768 km (0.102 R)
• M50: 18,329,180 km (0.083 R)
• M51: 18,398,444 km (0.06 R)
• M52: 18,433,150 km (0.08 R)
• M53: 18,850,678 km (0.062 R)
• M54: 18,990,403 km (0.096 R)
• M55: 19,518,034 km (0.095 R)
• M56: 20,731,423 km (0.109 R)
• M57: 22,226,952 km (0.107 R)
• M58: 22,968,958 km (0.097 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: 249 - 16,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit