🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.53 AU - 0.83 AU

Year: 204 Days

Day: 23.7 Hours

Environment

Temp: 197 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,869,996 km

• M1: 215,421 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.05 AU - 1.21 AU

Year: 437 Days

Day: 22.9 Hours

Environment

Temp: 1 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.81 AU - 1.81 AU

Year: 885 Days

Day: 14.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,869,996 km

• M1: 528,380 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.63 AU - 2.63 AU

Year: 1130 Days

Day: 30.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.09 AU - 2.99 AU

Year: 1471 Days

Day: 35.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.89 AU - 2.91 AU

Year: 1795 Days

Day: 45.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,869,996 km

• M1: 1,319,603 km (0.101 R)

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.2

Radius: 8.7

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.72 AU - 9.22 AU

Year: 8959 Days

Day: 8.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 57,869,996 km

• M1: 114,891 km (0.11 R)
• M2: 287,378 km (0.081 R)
• M3: 629,059 km (0.119 R)
• M4: 777,311 km (0.076 R)
• M5: 872,006 km (0.084 R)
• M6: 1,365,829 km (0.075 R)
• M7: 1,541,157 km (0.114 R)
• M8: 1,601,296 km (0.076 R)
• M9: 2,245,913 km (0.086 R)
• M10: 2,595,972 km (0.115 R)
• M11: 2,838,919 km (0.073 R)
• M12: 3,089,346 km (0.042 R)
• M13: 3,347,103 km (0.082 R)
• M14: 3,910,788 km (0.111 R)
• M15: 4,303,033 km (0.109 R)
• M16: 4,590,859 km (0.084 R)
• M17: 4,649,203 km (0.098 R)
• M18: 5,522,854 km (0.083 R)
• M19: 6,709,465 km (0.092 R)
• M20: 6,842,457 km (0.058 R)
• M21: 7,246,371 km (0.073 R)
• M22: 7,417,062 km (0.085 R)
• M23: 7,831,897 km (0.113 R)
• M24: 8,042,232 km (0.074 R)
• M25: 8,148,147 km (0.046 R)
• M26: 8,504,340 km (0.048 R)
• M27: 8,902,120 km (0.096 R)
• M28: 9,269,084 km (0.111 R)
• M29: 10,246,108 km (0.098 R)
• M30: 10,322,552 km (0.1 R)
• M31: 10,476,189 km (0.114 R)
• M32: 10,902,543 km (0.044 R)
• M33: 11,058,873 km (0.094 R)
• M34: 11,294,938 km (0.078 R)
• M35: 11,413,570 km (0.094 R)
• M36: 11,652,178 km (0.103 R)
• M37: 11,852,191 km (0.096 R)
• M38: 12,013,158 km (0.102 R)
• M39: 12,134,332 km (0.081 R)
• M40: 12,581,929 km (0.118 R)
• M41: 12,746,038 km (0.111 R)
• M42: 12,910,895 km (0.081 R)
• M43: 13,661,427 km (0.092 R)
• M44: 15,030,397 km (0.077 R)
• M45: 15,908,088 km (0.046 R)
• M46: 16,085,511 km (0.084 R)
• M47: 16,174,522 km (0.082 R)
• M48: 16,442,601 km (0.078 R)
• M49: 16,622,119 km (0.116 R)
• M50: 18,220,273 km (0.082 R)
• M51: 18,545,798 km (0.117 R)
• M52: 18,967,065 km (0.075 R)
• M53: 19,296,929 km (0.036 R)
• M54: 19,581,314 km (0.115 R)
• M55: 19,676,309 km (0.09 R)
• M56: 21,609,712 km (0.099 R)
• M57: 21,806,433 km (0.101 R)
• M58: 22,698,784 km (0.11 R)
• M59: 22,998,877 km (0.088 R)
• M60: 24,263,279 km (0.107 R)
• M61: 24,416,616 km (0.053 R)
• M62: 24,775,352 km (0.069 R)
• M63: 25,187,644 km (0.089 R)
• M64: 25,342,926 km (0.057 R)
• M65: 26,280,606 km (0.108 R)
• M66: 27,282,762 km (0.028 R)
• M67: 27,922,143 km (0.097 R)
• M68: 28,082,811 km (0.087 R)
• M69: 28,890,490 km (0.114 R)
• M70: 31,526,106 km (0.092 R)
• M71: 34,008,682 km (0.084 R)
• M72: 35,853,374 km (0.108 R)
• M73: 36,086,298 km (0.099 R)
• M74: 36,319,670 km (0.117 R)
• M75: 37,140,364 km (0.088 R)
• M76: 37,435,072 km (0.085 R)
• M77: 39,578,959 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.5

Radius: 8.2

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.95 AU - 12.75 AU

Year: 12989 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 57,869,996 km

• M1: 122,371 km (0.09 R)
• M2: 197,619 km (0.089 R)
• M3: 290,519 km (0.115 R)
• M4: 950,994 km (0.096 R)
• M5: 1,433,746 km (0.039 R)
• M6: 1,956,291 km (0.115 R)
• M7: 2,039,468 km (0.085 R)
• M8: 2,325,499 km (0.077 R)
• M9: 2,747,514 km (0.103 R)
• M10: 3,095,629 km (0.09 R)
• M11: 3,291,602 km (0.114 R)
• M12: 3,593,191 km (0.095 R)
• M13: 3,868,601 km (0.108 R)
• M14: 4,513,517 km (0.05 R)
• M15: 5,153,048 km (0.12 R)
• M16: 5,424,718 km (0.116 R)
• M17: 6,226,263 km (0.03 R)
• M18: 6,979,189 km (0.102 R)
• M19: 8,983,951 km (0.119 R)
• M20: 10,412,461 km (0.11 R)
• M21: 10,608,135 km (0.032 R)
• M22: 11,757,345 km (0.032 R)
• M23: 11,859,072 km (0.083 R)
• M24: 12,372,492 km (0.085 R)
• M25: 13,794,569 km (0.067 R)
• M26: 15,545,912 km (0.06 R)
• M27: 16,051,104 km (0.108 R)
• M28: 16,675,675 km (0.11 R)
• M29: 16,847,563 km (0.106 R)
• M30: 17,135,090 km (0.119 R)
• M31: 17,540,350 km (0.082 R)
• M32: 17,598,544 km (0.03 R)
• M33: 18,360,446 km (0.077 R)
• M34: 18,715,741 km (0.097 R)
• M35: 19,916,413 km (0.09 R)
• M36: 20,220,396 km (0.104 R)
• M37: 20,710,180 km (0.103 R)
• M38: 21,327,720 km (0.088 R)
• M39: 21,638,883 km (0.102 R)
• M40: 21,826,180 km (0.098 R)
• M41: 22,581,051 km (0.116 R)
• M42: 23,987,121 km (0.054 R)
• M43: 25,223,996 km (0.116 R)
• M44: 26,015,967 km (0.099 R)
• M45: 26,215,232 km (0.089 R)
• M46: 26,748,997 km (0.107 R)
• M47: 27,759,530 km (0.117 R)
• M48: 28,645,449 km (0.08 R)
• M49: 28,988,776 km (0.118 R)
• M50: 29,264,186 km (0.093 R)
• M51: 29,333,300 km (0.104 R)
• M52: 29,402,414 km (0.038 R)
• M53: 29,540,643 km (0.114 R)
• M54: 30,096,100 km (0.085 R)
• M55: 30,375,100 km (0.076 R)
• M56: 30,514,974 km (0.102 R)
• M57: 32,709,574 km (0.108 R)
• M58: 33,862,076 km (0.117 R)
• M59: 34,007,037 km (0.041 R)
• M60: 35,101,046 km (0.101 R)
• M61: 35,689,265 km (0.047 R)
• M62: 36,280,775 km (0.113 R)
• M63: 36,577,727 km (0.074 R)
• M64: 37,174,024 km (0.112 R)
• M65: 37,473,369 km (0.037 R)
• M66: 37,773,612 km (0.079 R)
• M67: 38,830,521 km (0.067 R)
• M68: 39,438,786 km (0.052 R)
• M69: 39,897,004 km (0.1 R)
• M70: 40,818,976 km (0.091 R)
• M71: 41,050,553 km (0.108 R)
• M72: 41,127,746 km (0.059 R)
• M73: 44,417,253 km (0.102 R)
• M74: 44,973,608 km (0.033 R)
• M75: 45,612,391 km (0.058 R)
• M76: 45,772,610 km (0.038 R)
• M77: 46,334,649 km (0.045 R)
• M78: 47,060,498 km (0.102 R)
• M79: 48,034,380 km (0.06 R)
• M80: 48,197,292 km (0.031 R)
• M81: 49,260,784 km (0.118 R)
• M82: 50,249,476 km (0.042 R)
• M83: 50,746,291 km (0.077 R)
• M84: 50,995,221 km (0.084 R)
• M85: 51,494,579 km (0.098 R)
• M86: 51,661,231 km (0.119 R)
• M87: 52,246,458 km (0.056 R)
• M88: 52,581,707 km (0.029 R)
• M89: 53,086,001 km (0.057 R)
• M90: 54,693,730 km (0.098 R)
• M91: 55,034,214 km (0.073 R)
• M92: 55,119,485 km (0.097 R)
• M93: 55,204,756 km (0.118 R)
• M94: 55,631,708 km (0.113 R)
• M95: 56,231,446 km (0.068 R)
• M96: 56,489,054 km (0.106 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 11,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit