🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.57 AU - 0.83 AU

Year: 244 Days

Day: 20.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.54 AU - 0.88 AU

Year: 249 Days

Day: 23.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 100,130,881 km

• M1: 344,524 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.64 AU - 0.86 AU

Year: 270 Days

Day: 33.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 100,130,881 km

• M1: 29,172 km (0.119 R)
• M2: 76,893 km (0.04 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.81 AU - 1.29 AU

Year: 448 Days

Day: 38.5 Hours

Environment

Temp: -38 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,130,881 km

• M1: 52,958 km (0.077 R)
• M2: 77,791 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.72 AU - 1.92 AU

Year: 1022 Days

Day: 30 Hours

Environment

Temp: -99 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,130,881 km

• M1: 55,950 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.96 AU - 3.26 AU

Year: 1755 Days

Day: 12.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.7 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513.7

Radius: 5.3

Gravity: 18.29 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.95 AU - 11.63 AU

Year: 14753 Days

Day: 20.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 100,130,881 km

• M1: 169,494 km (0.1 R)
• M2: 467,045 km (0.119 R)
• M3: 696,079 km (0.099 R)
• M4: 1,043,445 km (0.077 R)
• M5: 1,200,673 km (0.102 R)
• M6: 1,413,849 km (0.11 R)
• M7: 1,848,431 km (0.092 R)
• M8: 2,468,066 km (0.073 R)
• M9: 2,800,023 km (0.105 R)
• M10: 3,308,058 km (0.105 R)
• M11: 3,406,493 km (0.09 R)
• M12: 3,505,826 km (0.06 R)
• M13: 3,606,206 km (0.068 R)
• M14: 3,844,067 km (0.089 R)
• M15: 4,017,002 km (0.095 R)
• M16: 4,515,013 km (0.091 R)
• M17: 5,032,323 km (0.109 R)
• M18: 5,107,870 km (0.077 R)
• M19: 5,451,945 km (0.073 R)
• M20: 6,202,926 km (0.118 R)
• M21: 6,446,771 km (0.037 R)
• M22: 6,693,607 km (0.118 R)
• M23: 6,735,195 km (0.034 R)
• M24: 6,776,634 km (0.119 R)
• M25: 7,027,809 km (0.087 R)
• M26: 7,755,752 km (0.071 R)
• M27: 8,552,510 km (0.113 R)
• M28: 8,687,747 km (0.105 R)
• M29: 8,914,836 km (0.062 R)
• M30: 9,560,950 km (0.036 R)
• M31: 9,654,598 km (0.099 R)
• M32: 9,889,766 km (0.03 R)
• M33: 10,031,734 km (0.1 R)
• M34: 10,558,319 km (0.106 R)
• M35: 11,738,047 km (0.048 R)
• M36: 11,989,073 km (0.099 R)
• M37: 12,140,615 km (0.114 R)
• M38: 13,637,043 km (0.096 R)
• M39: 14,918,947 km (0.082 R)
• M40: 14,973,101 km (0.041 R)
• M41: 17,025,734 km (0.091 R)
• M42: 17,139,129 km (0.089 R)
• M43: 19,460,140 km (0.113 R)
• M44: 19,519,381 km (0.116 R)
• M45: 22,124,627 km (0.085 R)
• M46: 22,683,675 km (0.097 R)
• M47: 23,625,543 km (0.097 R)
• M48: 23,815,383 km (0.07 R)
• M49: 24,196,708 km (0.12 R)
• M50: 25,872,503 km (0.119 R)
• M51: 26,068,177 km (0.098 R)
• M52: 26,198,925 km (0.118 R)
• M53: 26,658,490 km (0.11 R)
• M54: 27,785,261 km (0.096 R)
• M55: 28,657,417 km (0.09 R)
• M56: 28,859,823 km (0.072 R)
• M57: 29,062,827 km (0.063 R)
• M58: 29,538,399 km (0.031 R)
• M59: 30,222,211 km (0.105 R)
• M60: 30,359,691 km (0.067 R)
• M61: 32,445,235 km (0.068 R)
• M62: 32,515,546 km (0.116 R)
• M63: 33,363,168 km (0.08 R)
• M64: 33,789,821 km (0.056 R)
• M65: 34,146,612 km (0.099 R)
• M66: 35,297,019 km (0.057 R)
• M67: 35,441,680 km (0.079 R)
• M68: 36,899,362 km (0.07 R)
• M69: 38,599,841 km (0.087 R)
• M70: 39,347,082 km (0.109 R)
• M71: 39,497,129 km (0.08 R)
• M72: 39,647,325 km (0.118 R)
• M73: 39,722,423 km (0.118 R)
• M74: 40,401,149 km (0.112 R)
• M75: 42,383,470 km (0.082 R)
• M76: 43,929,714 km (0.105 R)
• M77: 44,085,296 km (0.055 R)
• M78: 44,631,478 km (0.059 R)
• M79: 45,179,903 km (0.036 R)
• M80: 46,204,350 km (0.076 R)
• M81: 47,475,632 km (0.059 R)
• M82: 48,356,165 km (0.113 R)
• M83: 49,080,817 km (0.091 R)
• M84: 49,323,166 km (0.102 R)
• M85: 50,785,336 km (0.115 R)
• M86: 50,867,016 km (0.119 R)
• M87: 51,439,826 km (0.081 R)
• M88: 51,603,785 km (0.063 R)
• M89: 55,004,893 km (0.05 R)
• M90: 55,172,592 km (0.046 R)
• M91: 55,845,334 km (0.114 R)
• M92: 56,267,200 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 956.7

Radius: 4.5

Gravity: 47.24 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 15.37 AU - 15.75 AU

Year: 25548 Days

Day: 24.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 100,130,881 km

• M1: 141,370 km (0.101 R)
• M2: 405,111 km (0.032 R)
• M3: 826,678 km (0.112 R)
• M4: 979,567 km (0.085 R)
• M5: 1,676,244 km (0.104 R)
• M6: 2,848,493 km (0.04 R)
• M7: 2,940,047 km (0.115 R)
• M8: 3,079,323 km (0.087 R)
• M9: 3,173,270 km (0.078 R)
• M10: 4,373,045 km (0.087 R)
• M11: 5,242,209 km (0.088 R)
• M12: 5,354,407 km (0.095 R)
• M13: 5,638,793 km (0.04 R)
• M14: 5,869,772 km (0.072 R)
• M15: 6,103,892 km (0.047 R)
• M16: 6,763,320 km (0.12 R)
• M17: 8,344,120 km (0.101 R)
• M18: 9,480,915 km (0.108 R)
• M19: 10,032,632 km (0.096 R)
• M20: 11,311,245 km (0.118 R)
• M21: 11,456,504 km (0.088 R)
• M22: 11,529,358 km (0.105 R)
• M23: 11,602,362 km (0.102 R)
• M24: 12,866,763 km (0.093 R)
• M25: 13,553,567 km (0.115 R)
• M26: 13,630,760 km (0.116 R)
• M27: 14,409,267 km (0.063 R)
• M28: 14,724,619 km (0.084 R)
• M29: 15,042,365 km (0.099 R)
• M30: 15,442,689 km (0.045 R)
• M31: 16,172,128 km (0.104 R)
• M32: 16,335,788 km (0.03 R)
• M33: 16,995,664 km (0.116 R)
• M34: 17,412,594 km (0.106 R)
• M35: 17,917,337 km (0.116 R)
• M36: 18,171,504 km (0.068 R)
• M37: 18,256,475 km (0.086 R)
• M38: 18,512,138 km (0.115 R)
• M39: 20,511,962 km (0.052 R)
• M40: 20,688,937 km (0.111 R)
• M41: 22,124,029 km (0.094 R)
• M42: 22,670,361 km (0.116 R)
• M43: 24,242,485 km (0.1 R)
• M44: 24,429,631 km (0.051 R)
• M45: 24,899,967 km (0.03 R)
• M46: 25,658,428 km (0.043 R)
• M47: 27,295,478 km (0.093 R)
• M48: 27,685,480 km (0.058 R)
• M49: 28,569,902 km (0.098 R)
• M50: 29,164,554 km (0.047 R)
• M51: 30,064,385 km (0.045 R)
• M52: 33,440,360 km (0.081 R)
• M53: 33,962,157 km (0.071 R)
• M54: 34,591,964 km (0.091 R)
• M55: 35,650,220 km (0.061 R)
• M56: 36,290,349 km (0.069 R)
• M57: 36,504,573 km (0.061 R)
• M58: 39,546,945 km (0.049 R)
• M59: 40,098,812 km (0.096 R)
• M60: 40,653,221 km (0.118 R)
• M61: 40,986,974 km (0.106 R)
• M62: 43,122,334 km (0.05 R)
• M63: 43,918,045 km (0.106 R)
• M64: 47,382,882 km (0.1 R)
• M65: 47,851,422 km (0.053 R)
• M66: 48,439,342 km (0.116 R)
• M67: 50,455,921 km (0.091 R)
• M68: 50,814,657 km (0.09 R)
• M69: 55,801,203 km (0.042 R)
• M70: 56,668,122 km (0.119 R)
• M71: 56,792,288 km (0.104 R)
• M72: 58,917,476 km (0.09 R)
• M73: 59,043,288 km (0.105 R)
• M74: 61,068,394 km (0.112 R)
• M75: 61,961,643 km (0.072 R)
• M76: 65,446,974 km (0.085 R)
• M77: 67,016,256 km (0.111 R)
• M78: 68,201,370 km (0.107 R)
• M79: 69,659,201 km (0.101 R)
• M80: 72,201,468 km (0.079 R)
• M81: 72,470,893 km (0.101 R)
• M82: 73,416,202 km (0.031 R)
• M83: 78,619,216 km (0.094 R)
• M84: 80,845,232 km (0.054 R)
• M85: 82,810,051 km (0.095 R)
• M86: 83,232,964 km (0.084 R)
• M87: 84,223,003 km (0.102 R)
• M88: 87,646,400 km (0.096 R)
• M89: 88,509,431 km (0.106 R)
• M90: 89,375,153 km (0.074 R)
• M91: 92,573,556 km (0.075 R)
• M92: 98,932,363 km (0.095 R)
• M93: 99,830,848 km (0.12 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 11,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit