🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.61 AU - 0.79 AU

Year: 215 Days

Day: 38.5 Hours

Environment

Temp: 193 °C

Axial Tilt: 27.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,384,595 km

• M1: 71,508 km (0.116 R)
• M2: 390,450 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.7 AU - 1.96 AU

Year: 909 Days

Day: 35.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 134.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.44 AU - 2.3 AU

Year: 939 Days

Day: 47.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.9 AU - 2.36 AU

Year: 1141 Days

Day: 28.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,384,595 km

• M1: 1,445,415 km (0.119 R)

Asteroid Belt

Center: 9.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.4

Radius: 5

Gravity: 20.74 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 16.2 AU - 18.78 AU

Year: 26851 Days

Day: 20.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 84,384,595 km

• M1: 101,427 km (0.052 R)
• M2: 159,471 km (0.109 R)
• M3: 283,039 km (0.116 R)
• M4: 356,342 km (0.049 R)
• M5: 415,732 km (0.087 R)
• M6: 638,185 km (0.066 R)
• M7: 867,069 km (0.094 R)
• M8: 1,033,422 km (0.053 R)
• M9: 2,078,513 km (0.114 R)
• M10: 2,492,301 km (0.111 R)
• M11: 2,688,723 km (0.12 R)
• M12: 2,768,757 km (0.044 R)
• M13: 3,222,787 km (0.107 R)
• M14: 3,307,759 km (0.111 R)
• M15: 3,436,712 km (0.109 R)
• M16: 3,878,474 km (0.111 R)
• M17: 3,968,981 km (0.117 R)
• M18: 4,244,690 km (0.074 R)
• M19: 4,526,682 km (0.093 R)
• M20: 5,713,741 km (0.104 R)
• M21: 5,816,814 km (0.066 R)
• M22: 6,771,847 km (0.113 R)
• M23: 7,774,601 km (0.096 R)
• M24: 9,242,306 km (0.119 R)
• M25: 9,729,546 km (0.096 R)
• M26: 10,038,466 km (0.078 R)
• M27: 10,602,450 km (0.111 R)
• M28: 12,355,288 km (0.11 R)
• M29: 13,504,200 km (0.096 R)
• M30: 13,641,531 km (0.103 R)
• M31: 14,126,078 km (0.068 R)
• M32: 15,397,810 km (0.102 R)
• M33: 16,779,346 km (0.046 R)
• M34: 16,926,999 km (0.05 R)
• M35: 17,597,048 km (0.041 R)
• M36: 18,275,773 km (0.114 R)
• M37: 18,427,765 km (0.076 R)
• M38: 19,503,523 km (0.064 R)
• M39: 19,814,537 km (0.119 R)
• M40: 20,678,315 km (0.097 R)
• M41: 21,394,291 km (0.107 R)
• M42: 21,474,326 km (0.085 R)
• M43: 21,875,996 km (0.113 R)
• M44: 23,342,653 km (0.051 R)
• M45: 25,431,788 km (0.116 R)
• M46: 25,856,646 km (0.076 R)
• M47: 26,886,029 km (0.108 R)
• M48: 26,972,496 km (0.047 R)
• M49: 29,517,605 km (0.117 R)
• M50: 31,498,879 km (0.093 R)
• M51: 32,505,523 km (0.085 R)
• M52: 34,081,985 km (0.112 R)
• M53: 35,683,131 km (0.079 R)
• M54: 36,636,369 km (0.115 R)
• M55: 36,828,004 km (0.037 R)
• M56: 39,447,762 km (0.049 R)
• M57: 40,136,810 km (0.067 R)
• M58: 40,532,197 km (0.075 R)
• M59: 40,928,930 km (0.049 R)
• M60: 44,455,102 km (0.083 R)
• M61: 45,480,445 km (0.064 R)
• M62: 45,686,442 km (0.064 R)
• M63: 46,720,911 km (0.082 R)
• M64: 47,136,943 km (0.078 R)
• M65: 47,554,022 km (0.107 R)
• M66: 48,077,315 km (0.11 R)
• M67: 52,223,420 km (0.107 R)
• M68: 52,331,280 km (0.099 R)
• M69: 52,547,150 km (0.092 R)
• M70: 54,066,166 km (0.108 R)
• M71: 54,721,704 km (0.081 R)
• M72: 56,814,728 km (0.116 R)
• M73: 57,036,432 km (0.043 R)
• M74: 57,258,585 km (0.103 R)
• M75: 59,158,179 km (0.118 R)
• M76: 59,720,816 km (0.107 R)
• M77: 59,833,613 km (0.103 R)
• M78: 61,191,962 km (0.071 R)
• M79: 61,533,195 km (0.102 R)
• M80: 63,248,633 km (0.103 R)
• M81: 63,823,987 km (0.104 R)
• M82: 64,632,264 km (0.102 R)
• M83: 66,492,514 km (0.083 R)
• M84: 68,016,916 km (0.087 R)
• M85: 68,488,299 km (0.096 R)
• M86: 71,578,542 km (0.057 R)
• M87: 76,910,509 km (0.037 R)
• M88: 78,881,012 km (0.074 R)
• M89: 79,252,314 km (0.093 R)
• M90: 79,376,181 km (0.114 R)
• M91: 82,494,399 km (0.093 R)
• M92: 83,374,783 km (0.1 R)
• M93: 84,005,488 km (0.077 R)
• M94: 84,258,158 km (0.096 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 16,044 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit