🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.08 AU - 1.3 AU

Year: 575 Days

Day: 45.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 119.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,752,131 km

• M1: 404,513 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.09 AU - 1.49 AU

Year: 649 Days

Day: 44.9 Hours

Environment

Temp: -92 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.9 AU - 2.54 AU

Year: 1465 Days

Day: 16.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.3 AU - 2.52 AU

Year: 1657 Days

Day: 19.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.3

Radius: 7.6

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.96 AU - 14.72 AU

Year: 18045 Days

Day: 19.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 152.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 60,752,131 km

• M1: 155,133 km (0.114 R)
• M2: 334,351 km (0.111 R)
• M3: 692,937 km (0.086 R)
• M4: 752,477 km (0.093 R)
• M5: 876,943 km (0.077 R)
• M6: 1,099,694 km (0.039 R)
• M7: 1,315,564 km (0.083 R)
• M8: 1,415,944 km (0.115 R)
• M9: 1,898,696 km (0.115 R)
• M10: 2,012,690 km (0.056 R)
• M11: 2,490,954 km (0.115 R)
• M12: 3,238,046 km (0.041 R)
• M13: 3,306,113 km (0.116 R)
• M14: 3,513,156 km (0.119 R)
• M15: 4,383,816 km (0.09 R)
• M16: 4,459,213 km (0.091 R)
• M17: 4,921,172 km (0.029 R)
• M18: 5,317,756 km (0.096 R)
• M19: 5,519,862 km (0.083 R)
• M20: 5,642,383 km (0.086 R)
• M21: 5,724,662 km (0.1 R)
• M22: 5,931,855 km (0.05 R)
• M23: 6,183,778 km (0.072 R)
• M24: 6,525,160 km (0.105 R)
• M25: 7,048,752 km (0.096 R)
• M26: 8,275,754 km (0.063 R)
• M27: 8,604,570 km (0.089 R)
• M28: 9,129,808 km (0.062 R)
• M29: 9,178,129 km (0.065 R)
• M30: 9,813,471 km (0.069 R)
• M31: 10,513,439 km (0.094 R)
• M32: 10,614,717 km (0.045 R)
• M33: 11,333,086 km (0.114 R)
• M34: 11,488,967 km (0.087 R)
• M35: 11,541,177 km (0.048 R)
• M36: 12,439,811 km (0.076 R)
• M37: 12,924,508 km (0.075 R)
• M38: 13,142,023 km (0.065 R)
• M39: 13,305,833 km (0.069 R)
• M40: 13,415,488 km (0.097 R)
• M41: 14,415,700 km (0.077 R)
• M42: 14,528,347 km (0.069 R)
• M43: 15,786,315 km (0.104 R)
• M44: 16,252,462 km (0.098 R)
• M45: 17,617,543 km (0.07 R)
• M46: 18,222,367 km (0.07 R)
• M47: 18,834,073 km (0.102 R)
• M48: 19,452,510 km (0.116 R)
• M49: 20,203,492 km (0.102 R)
• M50: 20,329,453 km (0.09 R)
• M51: 21,027,626 km (0.111 R)
• M52: 21,733,579 km (0.116 R)
• M53: 22,251,786 km (0.072 R)
• M54: 23,234,494 km (0.112 R)
• M55: 23,565,255 km (0.077 R)
• M56: 23,897,512 km (0.085 R)
• M57: 24,701,301 km (0.109 R)
• M58: 26,887,824 km (0.08 R)
• M59: 27,235,040 km (0.12 R)
• M60: 28,285,666 km (0.053 R)
• M61: 28,851,296 km (0.086 R)
• M62: 29,563,681 km (0.065 R)
• M63: 31,369,776 km (0.098 R)
• M64: 31,588,937 km (0.105 R)
• M65: 31,662,090 km (0.057 R)
• M66: 32,102,207 km (0.062 R)
• M67: 32,544,418 km (0.085 R)
• M68: 32,618,320 km (0.091 R)
• M69: 32,840,323 km (0.078 R)
• M70: 34,257,912 km (0.103 R)
• M71: 34,634,301 km (0.111 R)
• M72: 35,239,424 km (0.116 R)
• M73: 36,153,617 km (0.1 R)
• M74: 36,306,655 km (0.115 R)
• M75: 36,613,630 km (0.119 R)
• M76: 41,238,897 km (0.093 R)
• M77: 42,524,691 km (0.111 R)
• M78: 42,686,256 km (0.099 R)
• M79: 43,497,526 km (0.04 R)
• M80: 44,313,881 km (0.112 R)
• M81: 44,970,616 km (0.097 R)
• M82: 45,630,642 km (0.103 R)
• M83: 46,210,633 km (0.099 R)
• M84: 46,793,167 km (0.09 R)
• M85: 46,959,968 km (0.097 R)
• M86: 47,043,594 km (0.068 R)
• M87: 47,965,416 km (0.091 R)
• M88: 50,338,936 km (0.086 R)
• M89: 51,024,094 km (0.092 R)
• M90: 52,663,686 km (0.113 R)
• M91: 53,446,382 km (0.118 R)
• M92: 53,620,814 km (0.069 R)
• M93: 56,348,880 km (0.083 R)
• M94: 57,506,319 km (0.05 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: 282 - 18,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit