🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.65 AU - 1.03 AU

Year: 271 Days

Day: 28.3 Hours

Environment

Temp: 154 °C

Axial Tilt: 43.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,363,662 km

• M1: 384,018 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.14 AU - 1.56 AU

Year: 551 Days

Day: 29.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,363,662 km

• M1: 79,137 km (0.049 R)

Planet 3 - Terrestrial

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.27 AU - 6.51 AU

Year: 4398 Days

Day: 40.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.5

Radius: 14.2

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.3 AU - 7.7 AU

Year: 5824 Days

Day: 7 Hours

Environment

Temp: -144 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 47,363,662 km

• M1: 212,728 km (0.076 R)
• M2: 345,870 km (0.119 R)
• M3: 510,129 km (0.102 R)
• M4: 605,123 km (0.066 R)
• M5: 775,515 km (0.067 R)
• M6: 918,980 km (0.099 R)
• M7: 1,152,502 km (0.09 R)
• M8: 1,371,364 km (0.113 R)
• M9: 1,623,137 km (0.078 R)
• M10: 1,890,319 km (0.098 R)
• M11: 2,192,955 km (0.105 R)
• M12: 2,339,711 km (0.093 R)
• M13: 2,599,113 km (0.114 R)
• M14: 3,409,335 km (0.052 R)
• M15: 3,805,022 km (0.066 R)
• M16: 4,163,458 km (0.108 R)
• M17: 4,452,781 km (0.065 R)
• M18: 5,675,743 km (0.064 R)
• M19: 5,821,152 km (0.099 R)
• M20: 6,596,967 km (0.071 R)
• M21: 6,904,241 km (0.076 R)
• M22: 6,997,291 km (0.051 R)
• M23: 7,153,321 km (0.094 R)
• M24: 7,886,201 km (0.11 R)
• M25: 8,810,866 km (0.115 R)
• M26: 9,769,639 km (0.058 R)
• M27: 9,874,357 km (0.05 R)
• M28: 10,368,030 km (0.057 R)
• M29: 10,797,675 km (0.113 R)
• M30: 11,050,944 km (0.114 R)
• M31: 11,452,914 km (0.071 R)
• M32: 11,748,370 km (0.116 R)
• M33: 12,083,768 km (0.117 R)
• M34: 12,196,266 km (0.071 R)
• M35: 12,878,731 km (0.072 R)
• M36: 13,534,718 km (0.105 R)
• M37: 13,847,078 km (0.081 R)
• M38: 14,043,650 km (0.082 R)
• M39: 14,360,049 km (0.091 R)
• M40: 15,282,619 km (0.109 R)
• M41: 15,689,825 km (0.063 R)
• M42: 18,207,108 km (0.113 R)
• M43: 18,508,997 km (0.104 R)
• M44: 18,768,998 km (0.114 R)
• M45: 19,512,349 km (0.104 R)
• M46: 19,998,543 km (0.086 R)
• M47: 20,265,276 km (0.113 R)
• M48: 20,354,585 km (0.05 R)
• M49: 20,937,718 km (0.096 R)
• M50: 21,435,430 km (0.085 R)
• M51: 21,708,446 km (0.113 R)
• M52: 21,982,809 km (0.079 R)
• M53: 22,212,292 km (0.11 R)
• M54: 22,766,253 km (0.064 R)
• M55: 22,905,379 km (0.073 R)
• M56: 23,511,849 km (0.09 R)
• M57: 24,312,945 km (0.116 R)
• M58: 25,411,143 km (0.12 R)
• M59: 25,651,996 km (0.085 R)
• M60: 25,893,596 km (0.038 R)
• M61: 26,233,183 km (0.034 R)
• M62: 27,309,839 km (0.103 R)
• M63: 27,556,676 km (0.092 R)
• M64: 28,002,627 km (0.089 R)
• M65: 28,701,249 km (0.117 R)
• M66: 30,779,762 km (0.12 R)
• M67: 31,139,545 km (0.11 R)
• M68: 31,500,674 km (0.101 R)
• M69: 31,604,196 km (0.055 R)
• M70: 32,279,181 km (0.079 R)
• M71: 32,592,439 km (0.089 R)
• M72: 32,854,236 km (0.07 R)
• M73: 33,169,289 km (0.109 R)
• M74: 33,538,047 km (0.102 R)
• M75: 33,908,302 km (0.108 R)
• M76: 35,241,369 km (0.105 R)
• M77: 36,266,114 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.6

Radius: 13.8

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.76 AU - 11.68 AU

Year: 10651 Days

Day: 14.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 47,363,662 km

• M1: 173,085 km (0.051 R)
• M2: 493,972 km (0.106 R)
• M3: 637,137 km (0.05 R)
• M4: 847,921 km (0.118 R)
• M5: 953,686 km (0.047 R)
• M6: 1,445,863 km (0.107 R)
• M7: 1,916,798 km (0.101 R)
• M8: 2,133,415 km (0.104 R)
• M9: 2,670,172 km (0.116 R)
• M10: 3,135,422 km (0.075 R)
• M11: 3,334,537 km (0.066 R)
• M12: 3,835,839 km (0.052 R)
• M13: 4,392,642 km (0.059 R)
• M14: 5,074,509 km (0.112 R)
• M15: 5,343,187 km (0.101 R)
• M16: 5,445,213 km (0.077 R)
• M17: 5,547,687 km (0.087 R)
• M18: 5,894,605 km (0.095 R)
• M19: 5,999,922 km (0.113 R)
• M20: 6,105,987 km (0.06 R)
• M21: 6,248,404 km (0.043 R)
• M22: 6,428,071 km (0.057 R)
• M23: 6,866,243 km (0.1 R)
• M24: 7,088,845 km (0.081 R)
• M25: 7,810,056 km (0.058 R)
• M26: 8,277,549 km (0.11 R)
• M27: 8,435,525 km (0.102 R)
• M28: 8,594,398 km (0.117 R)
• M29: 8,955,677 km (0.092 R)
• M30: 9,321,892 km (0.116 R)
• M31: 10,237,880 km (0.119 R)
• M32: 10,749,804 km (0.111 R)
• M33: 11,887,196 km (0.088 R)
• M34: 12,110,396 km (0.106 R)
• M35: 13,711,094 km (0.086 R)
• M36: 14,369,923 km (0.086 R)
• M37: 14,512,489 km (0.118 R)
• M38: 14,607,783 km (0.055 R)
• M39: 15,232,354 km (0.114 R)
• M40: 15,572,241 km (0.104 R)
• M41: 16,408,044 km (0.042 R)
• M42: 16,756,457 km (0.065 R)
• M43: 16,956,769 km (0.079 R)
• M44: 17,258,508 km (0.103 R)
• M45: 18,020,859 km (0.094 R)
• M46: 18,226,107 km (0.071 R)
• M47: 19,631,130 km (0.11 R)
• M48: 20,909,294 km (0.098 R)
• M49: 21,071,010 km (0.037 R)
• M50: 21,341,333 km (0.083 R)
• M51: 22,599,900 km (0.079 R)
• M52: 23,377,659 km (0.105 R)
• M53: 24,447,284 km (0.103 R)
• M54: 24,959,507 km (0.119 R)
• M55: 25,245,688 km (0.07 R)
• M56: 27,632,671 km (0.117 R)
• M57: 27,869,485 km (0.109 R)
• M58: 28,523,976 km (0.101 R)
• M59: 29,303,979 km (0.054 R)
• M60: 29,726,892 km (0.111 R)
• M61: 30,517,666 km (0.084 R)
• M62: 31,438,890 km (0.039 R)
• M63: 31,871,826 km (0.105 R)
• M64: 32,556,237 km (0.117 R)
• M65: 32,868,896 km (0.072 R)
• M66: 33,560,338 km (0.072 R)
• M67: 34,574,611 km (0.111 R)
• M68: 37,940,114 km (0.113 R)
• M69: 38,599,243 km (0.115 R)
• M70: 38,930,153 km (0.108 R)
• M71: 39,062,846 km (0.105 R)
• M72: 39,661,687 km (0.093 R)
• M73: 39,795,278 km (0.088 R)
• M74: 40,129,629 km (0.043 R)
• M75: 40,733,855 km (0.049 R)
• M76: 41,544,077 km (0.095 R)
• M77: 41,815,447 km (0.103 R)
• M78: 42,223,550 km (0.12 R)
• M79: 44,006,906 km (0.112 R)
• M80: 44,145,135 km (0.032 R)
• M81: 44,352,777 km (0.101 R)
• M82: 44,768,808 km (0.059 R)
• M83: 44,977,497 km (0.092 R)
• M84: 46,165,454 km (0.112 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 12,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit