🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.41 AU - 2.21 AU

Year: 917 Days

Day: 41.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.76 AU - 1.94 AU

Year: 948 Days

Day: 28.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.58 AU - 2.6 AU

Year: 1570 Days

Day: 20.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 95,682,076 km

• M1: 413,339 km (0.115 R)
• M2: 1,953,000 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.6

Radius: 13.1

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 8.82 AU - 14.6 AU

Year: 15096 Days

Day: 6 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 95,682,076 km

• M1: 173,534 km (0.028 R)
• M2: 270,174 km (0.078 R)
• M3: 374,144 km (0.08 R)
• M4: 604,974 km (0.064 R)
• M5: 720,015 km (0.099 R)
• M6: 1,336,059 km (0.098 R)
• M7: 1,439,431 km (0.052 R)
• M8: 2,333,577 km (0.104 R)
• M9: 2,460,137 km (0.047 R)
• M10: 2,654,165 km (0.063 R)
• M11: 2,853,430 km (0.072 R)
• M12: 3,023,223 km (0.095 R)
• M13: 3,337,678 km (0.056 R)
• M14: 3,922,905 km (0.119 R)
• M15: 4,036,300 km (0.052 R)
• M16: 4,266,382 km (0.092 R)
• M17: 5,396,743 km (0.099 R)
• M18: 5,565,490 km (0.113 R)
• M19: 5,995,284 km (0.063 R)
• M20: 6,302,708 km (0.106 R)
• M21: 7,209,121 km (0.106 R)
• M22: 7,536,142 km (0.084 R)
• M23: 9,344,332 km (0.096 R)
• M24: 10,638,802 km (0.118 R)
• M25: 10,744,717 km (0.074 R)
• M26: 11,064,857 km (0.06 R)
• M27: 11,388,138 km (0.107 R)
• M28: 11,933,871 km (0.115 R)
• M29: 12,600,030 km (0.116 R)
• M30: 14,611,523 km (0.052 R)
• M31: 14,906,979 km (0.069 R)
• M32: 15,144,840 km (0.111 R)
• M33: 15,684,439 km (0.11 R)
• M34: 16,108,549 km (0.049 R)
• M35: 16,291,507 km (0.049 R)
• M36: 16,598,033 km (0.077 R)
• M37: 17,591,363 km (0.085 R)
• M38: 18,095,358 km (0.053 R)
• M39: 19,440,692 km (0.1 R)
• M40: 19,961,741 km (0.074 R)
• M41: 21,485,097 km (0.089 R)
• M42: 21,888,712 km (0.087 R)
• M43: 23,114,367 km (0.116 R)
• M44: 23,389,777 km (0.083 R)
• M45: 23,805,060 km (0.03 R)
• M46: 24,222,588 km (0.101 R)
• M47: 24,783,281 km (0.119 R)
• M48: 25,703,308 km (0.071 R)
• M49: 25,988,740 km (0.083 R)
• M50: 27,068,239 km (0.079 R)
• M51: 27,358,459 km (0.045 R)
• M52: 29,122,217 km (0.073 R)
• M53: 29,345,268 km (0.114 R)
• M54: 30,393,650 km (0.114 R)
• M55: 32,296,236 km (0.09 R)
• M56: 32,681,450 km (0.117 R)
• M57: 32,990,669 km (0.082 R)
• M58: 34,158,729 km (0.083 R)
• M59: 36,375,470 km (0.047 R)
• M60: 36,695,909 km (0.063 R)
• M61: 38,556,757 km (0.073 R)
• M62: 39,457,486 km (0.059 R)
• M63: 41,446,988 km (0.103 R)
• M64: 42,033,262 km (0.072 R)
• M65: 42,201,410 km (0.098 R)
• M66: 44,149,922 km (0.079 R)
• M67: 44,320,613 km (0.101 R)
• M68: 45,264,127 km (0.056 R)
• M69: 45,436,464 km (0.114 R)
• M70: 46,474,523 km (0.104 R)
• M71: 47,083,686 km (0.036 R)
• M72: 48,574,129 km (0.025 R)
• M73: 49,280,830 km (0.116 R)
• M74: 49,813,099 km (0.109 R)
• M75: 50,883,322 km (0.117 R)
• M76: 51,331,517 km (0.112 R)
• M77: 52,412,512 km (0.086 R)
• M78: 53,137,313 km (0.103 R)
• M79: 53,592,091 km (0.107 R)
• M80: 54,230,874 km (0.117 R)
• M81: 54,413,832 km (0.102 R)
• M82: 54,964,053 km (0.098 R)
• M83: 55,147,759 km (0.072 R)
• M84: 57,369,287 km (0.106 R)
• M85: 57,742,385 km (0.117 R)
• M86: 60,946,023 km (0.116 R)
• M87: 61,326,600 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.9

Radius: 6.6

Gravity: 16.96 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 16.25 AU - 18.39 AU

Year: 27155 Days

Day: 20.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 95,682,076 km

• M1: 138,079 km (0.075 R)
• M2: 223,798 km (0.06 R)
• M3: 482,902 km (0.045 R)
• M4: 554,260 km (0.069 R)
• M5: 655,239 km (0.08 R)
• M6: 1,248,544 km (0.056 R)
• M7: 2,535,235 km (0.091 R)
• M8: 3,242,235 km (0.045 R)
• M9: 3,617,576 km (0.105 R)
• M10: 3,907,945 km (0.094 R)
• M11: 5,089,918 km (0.094 R)
• M12: 6,086,090 km (0.089 R)
• M13: 6,200,533 km (0.106 R)
• M14: 6,547,899 km (0.078 R)
• M15: 6,842,158 km (0.043 R)
• M16: 7,261,481 km (0.037 R)
• M17: 7,504,876 km (0.098 R)
• M18: 7,627,547 km (0.097 R)
• M19: 7,750,815 km (0.06 R)
• M20: 7,812,749 km (0.099 R)
• M21: 7,874,832 km (0.09 R)
• M22: 8,187,791 km (0.112 R)
• M23: 9,085,677 km (0.066 R)
• M24: 9,282,099 km (0.094 R)
• M25: 9,679,132 km (0.086 R)
• M26: 9,745,852 km (0.093 R)
• M27: 10,081,849 km (0.115 R)
• M28: 10,765,063 km (0.12 R)
• M29: 10,903,441 km (0.097 R)
• M30: 13,494,326 km (0.073 R)
• M31: 13,643,625 km (0.095 R)
• M32: 15,244,173 km (0.104 R)
• M33: 15,321,814 km (0.074 R)
• M34: 15,712,264 km (0.109 R)
• M35: 15,869,342 km (0.084 R)
• M36: 18,370,020 km (0.085 R)
• M37: 18,784,705 km (0.1 R)
• M38: 18,868,031 km (0.072 R)
• M39: 19,286,457 km (0.076 R)
• M40: 20,388,544 km (0.116 R)
• M41: 22,564,595 km (0.098 R)
• M42: 23,365,991 km (0.116 R)
• M43: 23,635,117 km (0.097 R)
• M44: 25,179,715 km (0.055 R)
• M45: 28,365,551 km (0.102 R)
• M46: 29,326,419 km (0.075 R)
• M47: 30,102,832 km (0.109 R)
• M48: 33,174,525 km (0.101 R)
• M49: 34,288,131 km (0.074 R)
• M50: 35,723,224 km (0.113 R)
• M51: 36,033,340 km (0.065 R)
• M52: 37,702,104 km (0.11 R)
• M53: 37,807,271 km (0.116 R)
• M54: 38,651,901 km (0.069 R)
• M55: 39,076,460 km (0.115 R)
• M56: 39,289,338 km (0.062 R)
• M57: 39,609,327 km (0.088 R)
• M58: 39,930,364 km (0.039 R)
• M59: 41,330,900 km (0.053 R)
• M60: 42,310,018 km (0.1 R)
• M61: 46,302,037 km (0.029 R)
• M62: 47,092,063 km (0.093 R)
• M63: 48,342,552 km (0.065 R)
• M64: 49,144,097 km (0.1 R)
• M65: 50,876,291 km (0.12 R)
• M66: 52,393,513 km (0.112 R)
• M67: 55,592,214 km (0.119 R)
• M68: 56,913,313 km (0.083 R)
• M69: 57,154,614 km (0.041 R)
• M70: 57,880,613 km (0.11 R)
• M71: 58,853,448 km (0.085 R)
• M72: 61,556,233 km (0.114 R)
• M73: 63,922,871 km (0.106 R)
• M74: 65,180,391 km (0.108 R)
• M75: 66,572,997 km (0.099 R)
• M76: 67,336,844 km (0.105 R)
• M77: 71,069,012 km (0.07 R)
• M78: 72,894,704 km (0.072 R)
• M79: 74,208,173 km (0.12 R)
• M80: 74,603,860 km (0.112 R)
• M81: 77,526,105 km (0.1 R)
• M82: 78,732,312 km (0.077 R)
• M83: 78,866,651 km (0.088 R)
• M84: 82,797,485 km (0.101 R)
• M85: 84,167,801 km (0.034 R)
• M86: 84,993,432 km (0.086 R)
• M87: 85,131,361 km (0.117 R)
• M88: 85,821,905 km (0.112 R)
• M89: 86,652,921 km (0.091 R)
• M90: 90,003,764 km (0.069 R)
• M91: 91,553,747 km (0.116 R)
• M92: 91,836,487 km (0.066 R)
• M93: 92,261,196 km (0.117 R)
• M94: 94,394,312 km (0.109 R)
• M95: 95,538,735 km (0.084 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 13,573 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit