🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.45 AU - 0.65 AU

Year: 148 Days

Day: 17.6 Hours

Environment

Temp: 254 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 94,470,145 km

• M1: 230,082 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.54 AU - 0.74 AU

Year: 186 Days

Day: 34.1 Hours

Environment

Temp: 204 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.94 AU - 1.06 AU

Year: 363 Days

Day: 30.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 41.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.45 AU - 1.89 AU

Year: 784 Days

Day: 35.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,470,145 km

• M1: 622,926 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.36 AU - 2.94 AU

Year: 1568 Days

Day: 28.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,470,145 km

• M1: 275,410 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823

Radius: 6

Gravity: 22.86 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 14.38 AU - 18.68 AU

Year: 24425 Days

Day: 17 Hours

Environment

Temp: -200 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 94,470,145 km

• M1: 82,877 km (0.038 R)
• M2: 166,951 km (0.08 R)
• M3: 375,939 km (0.08 R)
• M4: 417,976 km (0.074 R)
• M5: 1,233,434 km (0.106 R)
• M6: 1,298,360 km (0.112 R)
• M7: 1,397,992 km (0.082 R)
• M8: 1,784,852 km (0.072 R)
• M9: 1,933,552 km (0.061 R)
• M10: 2,444,280 km (0.117 R)
• M11: 2,693,659 km (0.074 R)
• M12: 2,951,117 km (0.118 R)
• M13: 5,068,226 km (0.113 R)
• M14: 5,764,455 km (0.109 R)
• M15: 6,040,164 km (0.069 R)
• M16: 6,834,977 km (0.112 R)
• M17: 6,893,021 km (0.113 R)
• M18: 6,951,215 km (0.104 R)
• M19: 9,473,884 km (0.062 R)
• M20: 9,603,585 km (0.066 R)
• M21: 9,799,109 km (0.028 R)
• M22: 10,260,619 km (0.097 R)
• M23: 10,327,040 km (0.045 R)
• M24: 10,527,501 km (0.099 R)
• M25: 11,617,771 km (0.096 R)
• M26: 12,387,900 km (0.115 R)
• M27: 12,958,317 km (0.088 R)
• M28: 13,174,486 km (0.112 R)
• M29: 14,124,732 km (0.117 R)
• M30: 14,347,184 km (0.09 R)
• M31: 15,476,498 km (0.097 R)
• M32: 15,705,832 km (0.107 R)
• M33: 15,782,575 km (0.112 R)
• M34: 15,859,319 km (0.034 R)
• M35: 17,263,145 km (0.095 R)
• M36: 18,060,053 km (0.039 R)
• M37: 19,113,821 km (0.114 R)
• M38: 20,521,836 km (0.114 R)
• M39: 21,195,774 km (0.034 R)
• M40: 21,706,202 km (0.063 R)
• M41: 21,791,623 km (0.077 R)
• M42: 21,962,763 km (0.066 R)
• M43: 22,392,856 km (0.115 R)
• M44: 22,738,876 km (0.113 R)
• M45: 23,348,637 km (0.061 R)
• M46: 24,052,046 km (0.085 R)
• M47: 24,406,444 km (0.092 R)
• M48: 27,764,916 km (0.085 R)
• M49: 27,950,567 km (0.078 R)
• M50: 28,884,955 km (0.116 R)
• M51: 29,167,246 km (0.11 R)
• M52: 29,545,131 km (0.106 R)
• M53: 30,496,723 km (0.082 R)
• M54: 32,527,663 km (0.088 R)
• M55: 33,115,882 km (0.107 R)
• M56: 36,616,772 km (0.11 R)
• M57: 39,396,749 km (0.038 R)
• M58: 41,924,055 km (0.12 R)
• M59: 42,670,997 km (0.099 R)
• M60: 43,637,848 km (0.081 R)
• M61: 45,374,530 km (0.108 R)
• M62: 46,251,323 km (0.086 R)
• M63: 46,912,546 km (0.116 R)
• M64: 47,465,908 km (0.103 R)
• M65: 48,914,913 km (0.112 R)
• M66: 51,513,877 km (0.076 R)
• M67: 51,856,157 km (0.097 R)
• M68: 52,772,594 km (0.087 R)
• M69: 53,117,716 km (0.108 R)
• M70: 54,970,635 km (0.095 R)
• M71: 56,726,914 km (0.093 R)
• M72: 58,501,594 km (0.113 R)
• M73: 58,739,454 km (0.069 R)
• M74: 59,335,901 km (0.077 R)
• M75: 60,054,270 km (0.1 R)
• M76: 62,469,378 km (0.062 R)
• M77: 63,078,092 km (0.113 R)
• M78: 63,811,121 km (0.084 R)
• M79: 64,669,963 km (0.114 R)
• M80: 68,895,355 km (0.061 R)
• M81: 72,569,329 km (0.086 R)
• M82: 73,337,364 km (0.057 R)
• M83: 74,108,092 km (0.075 R)
• M84: 74,236,747 km (0.111 R)
• M85: 74,365,550 km (0.092 R)
• M86: 76,566,285 km (0.114 R)
• M87: 77,087,334 km (0.067 R)
• M88: 77,740,179 km (0.092 R)
• M89: 78,001,826 km (0.113 R)
• M90: 79,446,044 km (0.105 R)
• M91: 79,709,635 km (0.12 R)
• M92: 81,828,390 km (0.042 R)
• M93: 81,961,532 km (0.098 R)
• M94: 84,234,223 km (0.067 R)
• M95: 89,251,735 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.9

Radius: 5

Gravity: 27.88 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 16.72 AU - 19 AU

Year: 27432 Days

Day: 19.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 94,470,145 km

• M1: 77,641 km (0.05 R)
• M2: 789,278 km (0.114 R)
• M3: 933,491 km (0.042 R)
• M4: 993,629 km (0.11 R)
• M5: 1,054,964 km (0.094 R)
• M6: 1,149,510 km (0.106 R)
• M7: 1,214,136 km (0.1 R)
• M8: 1,736,233 km (0.099 R)
• M9: 1,848,282 km (0.079 R)
• M10: 2,001,320 km (0.09 R)
• M11: 3,003,028 km (0.07 R)
• M12: 3,459,600 km (0.095 R)
• M13: 4,184,552 km (0.094 R)
• M14: 4,335,047 km (0.099 R)
• M15: 4,487,338 km (0.08 R)
• M16: 4,641,274 km (0.099 R)
• M17: 5,220,966 km (0.088 R)
• M18: 5,823,247 km (0.101 R)
• M19: 6,796,680 km (0.049 R)
• M20: 6,855,472 km (0.103 R)
• M21: 8,443,005 km (0.066 R)
• M22: 9,212,386 km (0.107 R)
• M23: 9,870,617 km (0.109 R)
• M24: 9,937,188 km (0.108 R)
• M25: 10,138,098 km (0.111 R)
• M26: 10,407,973 km (0.072 R)
• M27: 10,817,123 km (0.062 R)
• M28: 11,934,021 km (0.116 R)
• M29: 12,076,288 km (0.115 R)
• M30: 12,219,004 km (0.04 R)
• M31: 13,013,968 km (0.06 R)
• M32: 13,380,931 km (0.102 R)
• M33: 13,602,635 km (0.069 R)
• M34: 14,805,851 km (0.111 R)
• M35: 16,357,031 km (0.037 R)
• M36: 18,778,722 km (0.069 R)
• M37: 18,861,449 km (0.048 R)
• M38: 19,276,434 km (0.116 R)
• M39: 19,443,235 km (0.11 R)
• M40: 19,526,860 km (0.067 R)
• M41: 19,778,334 km (0.115 R)
• M42: 20,624,460 km (0.11 R)
• M43: 21,915,639 km (0.071 R)
• M44: 22,176,987 km (0.099 R)
• M45: 22,790,936 km (0.088 R)
• M46: 26,034,966 km (0.091 R)
• M47: 27,147,974 km (0.116 R)
• M48: 27,804,410 km (0.118 R)
• M49: 28,087,449 km (0.096 R)
• M50: 28,846,509 km (0.097 R)
• M51: 30,968,554 km (0.119 R)
• M52: 34,043,090 km (0.038 R)
• M53: 34,244,748 km (0.045 R)
• M54: 34,750,688 km (0.087 R)
• M55: 35,769,748 km (0.104 R)
• M56: 35,974,847 km (0.107 R)
• M57: 36,489,165 km (0.111 R)
• M58: 37,420,860 km (0.067 R)
• M59: 39,519,419 km (0.117 R)
• M60: 40,476,097 km (0.088 R)
• M61: 41,871,546 km (0.088 R)
• M62: 42,629,409 km (0.086 R)
• M63: 45,816,891 km (0.105 R)
• M64: 47,720,973 km (0.097 R)
• M65: 53,351,388 km (0.063 R)
• M66: 55,827,981 km (0.114 R)
• M67: 57,140,103 km (0.11 R)
• M68: 57,379,759 km (0.068 R)
• M69: 58,341,674 km (0.108 R)
• M70: 58,703,700 km (0.069 R)
• M71: 61,136,910 km (0.099 R)
• M72: 62,612,394 km (0.062 R)
• M73: 63,975,380 km (0.101 R)
• M74: 64,972,599 km (0.116 R)
• M75: 67,868,515 km (0.1 R)
• M76: 68,376,400 km (0.09 R)
• M77: 70,549,009 km (0.106 R)
• M78: 70,934,822 km (0.09 R)
• M79: 71,192,430 km (0.05 R)
• M80: 71,708,393 km (0.108 R)
• M81: 73,004,060 km (0.106 R)
• M82: 73,524,361 km (0.114 R)
• M83: 73,654,661 km (0.037 R)
• M84: 74,699,752 km (0.074 R)
• M85: 74,961,847 km (0.063 R)
• M86: 76,804,594 km (0.033 R)
• M87: 76,936,839 km (0.083 R)
• M88: 79,730,579 km (0.067 R)
• M89: 82,151,371 km (0.098 R)
• M90: 82,828,152 km (0.099 R)
• M91: 83,506,728 km (0.08 R)
• M92: 85,964,920 km (0.098 R)
• M93: 91,652,183 km (0.106 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 16,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit