🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.74 AU - 0.98 AU

Year: 332 Days

Day: 20.9 Hours

Environment

Temp: 3 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 71,029,904 km

• M1: 103,821 km (0.025 R)
• M2: 752,477 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.94 AU - 1.26 AU

Year: 480 Days

Day: 26.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,029,904 km

• M1: 231,428 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.18 AU - 1.36 AU

Year: 596 Days

Day: 36.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,029,904 km

• M1: 416,181 km (0.066 R)
• M2: 1,044,044 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.66 AU - 1.94 AU

Year: 1005 Days

Day: 18.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,029,904 km

• M1: 212,429 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.04 AU - 2.14 AU

Year: 1258 Days

Day: 39.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.52 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.9

Radius: 3.9

Gravity: 64.42 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 9.72 AU - 12.18 AU

Year: 15082 Days

Day: 16.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 71,029,904 km

• M1: 60,138 km (0.069 R)
• M2: 219,909 km (0.077 R)
• M3: 417,378 km (0.083 R)
• M4: 474,076 km (0.05 R)
• M5: 595,250 km (0.081 R)
• M6: 866,022 km (0.107 R)
• M7: 1,535,622 km (0.092 R)
• M8: 1,745,807 km (0.103 R)
• M9: 3,491,315 km (0.071 R)
• M10: 4,090,006 km (0.096 R)
• M11: 4,130,996 km (0.113 R)
• M12: 4,213,424 km (0.107 R)
• M13: 4,591,308 km (0.071 R)
• M14: 5,742,464 km (0.05 R)
• M15: 6,879,258 km (0.11 R)
• M16: 7,026,163 km (0.086 R)
• M17: 7,423,046 km (0.064 R)
• M18: 7,573,691 km (0.101 R)
• M19: 9,350,465 km (0.111 R)
• M20: 9,622,135 km (0.038 R)
• M21: 11,248,563 km (0.109 R)
• M22: 11,363,753 km (0.118 R)
• M23: 11,479,393 km (0.091 R)
• M24: 11,595,481 km (0.102 R)
• M25: 11,828,704 km (0.066 R)
• M26: 11,945,988 km (0.048 R)
• M27: 12,597,487 km (0.088 R)
• M28: 13,139,181 km (0.094 R)
• M29: 13,321,391 km (0.095 R)
• M30: 13,504,499 km (0.12 R)
• M31: 13,688,355 km (0.052 R)
• M32: 14,307,391 km (0.09 R)
• M33: 15,189,270 km (0.112 R)
• M34: 15,701,045 km (0.088 R)
• M35: 16,479,253 km (0.047 R)
• M36: 19,162,440 km (0.11 R)
• M37: 20,133,031 km (0.079 R)
• M38: 20,272,905 km (0.062 R)
• M39: 20,624,310 km (0.101 R)
• M40: 20,694,771 km (0.088 R)
• M41: 21,761,853 km (0.075 R)
• M42: 22,338,403 km (0.119 R)
• M43: 23,065,897 km (0.068 R)
• M44: 23,875,222 km (0.096 R)
• M45: 24,320,575 km (0.115 R)
• M46: 24,843,718 km (0.11 R)
• M47: 24,993,765 km (0.069 R)
• M48: 25,824,781 km (0.095 R)
• M49: 26,434,991 km (0.112 R)
• M50: 26,588,179 km (0.095 R)
• M51: 27,436,399 km (0.119 R)
• M52: 28,293,445 km (0.118 R)
• M53: 28,843,367 km (0.069 R)
• M54: 29,159,168 km (0.117 R)
• M55: 30,273,672 km (0.032 R)
• M56: 32,298,180 km (0.062 R)
• M57: 33,202,799 km (0.114 R)
• M58: 34,533,322 km (0.077 R)
• M59: 36,903,252 km (0.064 R)
• M60: 37,589,906 km (0.079 R)
• M61: 38,194,281 km (0.037 R)
• M62: 38,888,864 km (0.108 R)
• M63: 39,500,121 km (0.105 R)
• M64: 39,762,964 km (0.088 R)
• M65: 40,202,483 km (0.11 R)
• M66: 40,378,709 km (0.067 R)
• M67: 40,643,647 km (0.078 R)
• M68: 42,155,184 km (0.09 R)
• M69: 43,594,764 km (0.103 R)
• M70: 47,635,403 km (0.076 R)
• M71: 48,570,389 km (0.09 R)
• M72: 49,039,977 km (0.115 R)
• M73: 49,511,210 km (0.067 R)
• M74: 49,889,394 km (0.036 R)
• M75: 52,466,217 km (0.055 R)
• M76: 53,431,423 km (0.117 R)
• M77: 55,477,622 km (0.057 R)
• M78: 55,575,759 km (0.097 R)
• M79: 56,067,038 km (0.036 R)
• M80: 56,165,473 km (0.103 R)
• M81: 56,757,133 km (0.103 R)
• M82: 57,350,887 km (0.091 R)
• M83: 58,345,264 km (0.095 R)
• M84: 58,644,609 km (0.106 R)
• M85: 62,582,773 km (0.102 R)
• M86: 62,991,475 km (0.116 R)
• M87: 65,151,668 km (0.102 R)
• M88: 65,981,038 km (0.039 R)
• M89: 69,016,529 km (0.104 R)
• M90: 69,544,460 km (0.116 R)
• M91: 70,179,802 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 15,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit