🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.59 AU - 0.71 AU

Year: 183 Days

Day: 20.3 Hours

Environment

Temp: 234 °C

Axial Tilt: 11 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,807,410 km

• M1: 263,891 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.7 AU - 1 AU

Year: 274 Days

Day: 40.4 Hours

Environment

Temp: 189 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,807,410 km

• M1: 312,660 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.03 AU - 1.11 AU

Year: 387 Days

Day: 25.4 Hours

Environment

Temp: 156 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,807,410 km

• M1: 193,729 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.81 AU - 1.93 AU

Year: 895 Days

Day: 16.4 Hours

Environment

Temp: -34 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,807,410 km

• M1: 40,242 km (0.034 R)
• M2: 233,373 km (0.051 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.94 AU - 2.66 AU

Year: 1220 Days

Day: 20.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.12 AU - 4.94 AU

Year: 2830 Days

Day: 33 Hours

Environment

Temp: -113 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.3

Radius: 13.8

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.4 AU - 9.28 AU

Year: 8426 Days

Day: 7.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 75,807,410 km

• M1: 172,935 km (0.072 R)
• M2: 347,067 km (0.113 R)
• M3: 445,502 km (0.109 R)
• M4: 771,177 km (0.046 R)
• M5: 913,445 km (0.091 R)
• M6: 1,656,348 km (0.116 R)
• M7: 1,824,346 km (0.063 R)
• M8: 1,976,188 km (0.066 R)
• M9: 2,132,518 km (0.109 R)
• M10: 2,363,048 km (0.066 R)
• M11: 2,823,959 km (0.102 R)
• M12: 3,207,977 km (0.119 R)
• M13: 3,446,585 km (0.063 R)
• M14: 3,554,445 km (0.058 R)
• M15: 3,773,905 km (0.043 R)
• M16: 3,913,331 km (0.099 R)
• M17: 5,400,782 km (0.119 R)
• M18: 5,717,631 km (0.105 R)
• M19: 5,943,224 km (0.088 R)
• M20: 6,469,659 km (0.034 R)
• M21: 6,874,471 km (0.085 R)
• M22: 7,011,203 km (0.083 R)
• M23: 7,218,097 km (0.116 R)
• M24: 7,602,713 km (0.046 R)
• M25: 8,612,050 km (0.065 R)
• M26: 8,722,603 km (0.047 R)
• M27: 9,170,050 km (0.098 R)
• M28: 9,855,209 km (0.102 R)
• M29: 10,087,235 km (0.105 R)
• M30: 10,834,177 km (0.117 R)
• M31: 10,993,798 km (0.05 R)
• M32: 12,631,895 km (0.108 R)
• M33: 13,265,741 km (0.106 R)
• M34: 13,522,152 km (0.097 R)
• M35: 14,696,644 km (0.065 R)
• M36: 15,994,256 km (0.09 R)
• M37: 16,176,018 km (0.098 R)
• M38: 16,267,272 km (0.116 R)
• M39: 16,450,081 km (0.096 R)
• M40: 17,374,895 km (0.109 R)
• M41: 17,749,638 km (0.083 R)
• M42: 18,554,624 km (0.079 R)
• M43: 19,226,468 km (0.096 R)
• M44: 19,420,048 km (0.093 R)
• M45: 20,004,227 km (0.114 R)
• M46: 20,347,704 km (0.036 R)
• M47: 20,643,758 km (0.085 R)
• M48: 21,140,124 km (0.08 R)
• M49: 21,289,871 km (0.082 R)
• M50: 21,389,952 km (0.112 R)
• M51: 23,268,154 km (0.067 R)
• M52: 23,371,227 km (0.089 R)
• M53: 23,836,775 km (0.08 R)
• M54: 24,253,106 km (0.115 R)
• M55: 24,462,244 km (0.109 R)
• M56: 25,410,545 km (0.113 R)
• M57: 25,516,759 km (0.1 R)
• M58: 25,889,258 km (0.043 R)
• M59: 26,586,085 km (0.087 R)
• M60: 28,052,742 km (0.111 R)
• M61: 28,382,306 km (0.085 R)
• M62: 29,880,978 km (0.09 R)
• M63: 30,105,225 km (0.073 R)
• M64: 30,555,365 km (0.075 R)
• M65: 31,177,991 km (0.098 R)
• M66: 31,291,536 km (0.089 R)
• M67: 31,690,364 km (0.101 R)
• M68: 33,244,686 km (0.081 R)
• M69: 33,477,012 km (0.053 R)
• M70: 34,470,491 km (0.083 R)
• M71: 35,355,213 km (0.118 R)
• M72: 37,448,685 km (0.101 R)
• M73: 37,690,436 km (0.105 R)
• M74: 39,274,677 km (0.116 R)
• M75: 39,766,555 km (0.092 R)
• M76: 39,889,823 km (0.055 R)
• M77: 40,013,242 km (0.055 R)
• M78: 40,322,311 km (0.119 R)
• M79: 41,691,730 km (0.101 R)
• M80: 41,879,774 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743

Radius: 5.4

Gravity: 25.48 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 10.94 AU - 17.84 AU

Year: 19097 Days

Day: 17.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 75,807,410 km

• M1: 73,901 km (0.066 R)
• M2: 142,866 km (0.073 R)
• M3: 281,394 km (0.117 R)
• M4: 1,530,386 km (0.114 R)
• M5: 2,390,724 km (0.067 R)
• M6: 2,462,231 km (0.061 R)
• M7: 2,607,341 km (0.076 R)
• M8: 2,681,093 km (0.067 R)
• M9: 2,830,392 km (0.1 R)
• M10: 3,176,412 km (0.077 R)
• M11: 3,414,422 km (0.025 R)
• M12: 3,949,982 km (0.086 R)
• M13: 4,689,145 km (0.092 R)
• M14: 4,914,589 km (0.114 R)
• M15: 5,189,700 km (0.117 R)
• M16: 5,282,600 km (0.119 R)
• M17: 5,469,897 km (0.098 R)
• M18: 6,241,074 km (0.114 R)
• M19: 6,539,073 km (0.116 R)
• M20: 6,689,718 km (0.106 R)
• M21: 6,943,436 km (0.043 R)
• M22: 7,148,684 km (0.049 R)
• M23: 8,150,690 km (0.094 R)
• M24: 8,585,571 km (0.102 R)
• M25: 9,705,611 km (0.119 R)
• M26: 10,108,328 km (0.051 R)
• M27: 10,989,759 km (0.11 R)
• M28: 11,228,966 km (0.056 R)
• M29: 13,139,929 km (0.083 R)
• M30: 13,906,319 km (0.044 R)
• M31: 15,082,906 km (0.097 R)
• M32: 15,548,903 km (0.09 R)
• M33: 16,155,074 km (0.068 R)
• M34: 16,563,626 km (0.082 R)
• M35: 17,113,398 km (0.106 R)
• M36: 19,443,983 km (0.094 R)
• M37: 19,805,711 km (0.086 R)
• M38: 20,169,683 km (0.11 R)
• M39: 21,498,112 km (0.084 R)
• M40: 22,702,524 km (0.109 R)
• M41: 24,160,954 km (0.1 R)
• M42: 24,705,939 km (0.077 R)
• M43: 25,097,586 km (0.074 R)
• M44: 26,364,830 km (0.085 R)
• M45: 28,714,114 km (0.116 R)
• M46: 29,125,957 km (0.073 R)
• M47: 30,540,555 km (0.1 R)
• M48: 32,918,862 km (0.094 R)
• M49: 33,263,535 km (0.099 R)
• M50: 33,436,321 km (0.095 R)
• M51: 34,217,371 km (0.096 R)
• M52: 34,391,653 km (0.11 R)
• M53: 34,741,413 km (0.036 R)
• M54: 39,210,350 km (0.095 R)
• M55: 39,850,180 km (0.104 R)
• M56: 40,678,055 km (0.097 R)
• M57: 41,604,514 km (0.101 R)
• M58: 44,520,476 km (0.076 R)
• M59: 44,901,502 km (0.072 R)
• M60: 46,919,577 km (0.086 R)
• M61: 47,598,751 km (0.101 R)
• M62: 47,696,140 km (0.106 R)
• M63: 47,793,528 km (0.057 R)
• M64: 48,183,529 km (0.096 R)
• M65: 48,476,891 km (0.093 R)
• M66: 48,868,837 km (0.079 R)
• M67: 49,754,606 km (0.089 R)
• M68: 51,842,095 km (0.111 R)
• M69: 53,653,875 km (0.026 R)
• M70: 54,567,619 km (0.1 R)
• M71: 54,975,273 km (0.05 R)
• M72: 56,101,745 km (0.051 R)
• M73: 56,204,668 km (0.106 R)
• M74: 56,513,288 km (0.057 R)
• M75: 58,065,366 km (0.089 R)
• M76: 58,169,337 km (0.031 R)
• M77: 59,946,410 km (0.113 R)
• M78: 61,847,200 km (0.113 R)
• M79: 62,272,208 km (0.056 R)
• M80: 62,698,412 km (0.118 R)
• M81: 63,125,365 km (0.08 R)
• M82: 63,660,476 km (0.09 R)
• M83: 64,951,057 km (0.117 R)
• M84: 65,166,927 km (0.104 R)
• M85: 65,816,182 km (0.109 R)
• M86: 66,576,139 km (0.099 R)
• M87: 68,873,962 km (0.111 R)
• M88: 69,204,274 km (0.032 R)
• M89: 69,424,781 km (0.077 R)
• M90: 70,752,911 km (0.071 R)
• M91: 72,536,716 km (0.12 R)
• M92: 73,209,458 km (0.079 R)
• M93: 73,659,149 km (0.072 R)
• M94: 75,353,495 km (0.114 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 16,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit