🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.32 AU - 1.88 AU

Year: 708 Days

Day: 40.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 86,396,526 km

• M1: 118,332 km (0.084 R)
• M2: 939,774 km (0.028 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.88 AU - 2.08 AU

Year: 975 Days

Day: 45.8 Hours

Environment

Temp: -47 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.24 AU - 4.78 AU

Year: 2809 Days

Day: 38.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,396,526 km

• M1: 300,393 km (0.101 R)
• M2: 961,166 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.52 AU - 4.5 AU

Year: 2809 Days

Day: 35.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 16.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.5

Radius: 5.9

Gravity: 19.75 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.58 AU - 17.08 AU

Year: 24155 Days

Day: 17.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 86,396,526 km

• M1: 81,082 km (0.115 R)
• M2: 335,997 km (0.108 R)
• M3: 521,947 km (0.036 R)
• M4: 567,574 km (0.039 R)
• M5: 816,356 km (0.034 R)
• M6: 1,067,530 km (0.069 R)
• M7: 1,570,478 km (0.079 R)
• M8: 1,881,941 km (0.118 R)
• M9: 2,212,553 km (0.042 R)
• M10: 2,288,548 km (0.109 R)
• M11: 2,803,165 km (0.112 R)
• M12: 3,222,637 km (0.107 R)
• M13: 3,661,707 km (0.089 R)
• M14: 3,888,348 km (0.096 R)
• M15: 4,213,274 km (0.091 R)
• M16: 4,402,815 km (0.076 R)
• M17: 4,595,198 km (0.029 R)
• M18: 4,988,341 km (0.117 R)
• M19: 5,392,106 km (0.038 R)
• M20: 6,501,523 km (0.093 R)
• M21: 8,085,615 km (0.054 R)
• M22: 8,380,622 km (0.097 R)
• M23: 9,844,587 km (0.105 R)
• M24: 10,799,021 km (0.039 R)
• M25: 10,863,797 km (0.111 R)
• M26: 11,649,934 km (0.029 R)
• M27: 12,590,157 km (0.083 R)
• M28: 12,931,838 km (0.06 R)
• M29: 14,116,055 km (0.085 R)
• M30: 14,399,842 km (0.095 R)
• M31: 14,613,767 km (0.115 R)
• M32: 14,828,889 km (0.059 R)
• M33: 15,189,569 km (0.116 R)
• M34: 15,407,533 km (0.101 R)
• M35: 16,512,164 km (0.114 R)
• M36: 16,661,313 km (0.079 R)
• M37: 17,036,355 km (0.106 R)
• M38: 17,262,697 km (0.112 R)
• M39: 17,871,111 km (0.108 R)
• M40: 18,874,763 km (0.095 R)
• M41: 19,030,794 km (0.112 R)
• M42: 19,975,953 km (0.055 R)
• M43: 21,259,802 km (0.116 R)
• M44: 22,735,585 km (0.046 R)
• M45: 25,439,866 km (0.114 R)
• M46: 26,392,655 km (0.052 R)
• M47: 26,479,870 km (0.106 R)
• M48: 26,742,115 km (0.093 R)
• M49: 28,422,399 km (0.107 R)
• M50: 29,230,227 km (0.086 R)
• M51: 30,960,177 km (0.11 R)
• M52: 32,069,894 km (0.075 R)
• M53: 32,629,540 km (0.092 R)
• M54: 32,723,188 km (0.086 R)
• M55: 33,664,009 km (0.093 R)
• M56: 33,853,250 km (0.087 R)
• M57: 34,423,068 km (0.037 R)
• M58: 36,151,522 km (0.071 R)
• M59: 39,792,286 km (0.096 R)
• M60: 42,623,874 km (0.088 R)
• M61: 42,828,524 km (0.109 R)
• M62: 43,136,247 km (0.104 R)
• M63: 45,624,359 km (0.065 R)
• M64: 45,728,928 km (0.039 R)
• M65: 46,463,902 km (0.115 R)
• M66: 48,051,883 km (0.1 R)
• M67: 48,158,397 km (0.104 R)
• M68: 48,692,162 km (0.108 R)
• M69: 49,335,134 km (0.077 R)
• M70: 51,280,953 km (0.103 R)
• M71: 53,141,652 km (0.101 R)
• M72: 53,914,175 km (0.118 R)
• M73: 55,917,739 km (0.057 R)
• M74: 56,816,075 km (0.078 R)
• M75: 58,854,645 km (0.055 R)
• M76: 59,768,239 km (0.114 R)
• M77: 60,226,906 km (0.086 R)
• M78: 60,456,688 km (0.116 R)
• M79: 62,653,683 km (0.107 R)
• M80: 63,937,532 km (0.03 R)
• M81: 65,230,057 km (0.063 R)
• M82: 66,768,671 km (0.097 R)
• M83: 67,363,622 km (0.072 R)
• M84: 68,439,081 km (0.112 R)
• M85: 71,820,741 km (0.119 R)
• M86: 72,430,203 km (0.046 R)
• M87: 72,796,867 km (0.052 R)
• M88: 73,777,331 km (0.038 R)
• M89: 75,256,406 km (0.078 R)
• M90: 76,745,054 km (0.09 R)
• M91: 79,247,826 km (0.098 R)
• M92: 80,130,155 km (0.106 R)
• M93: 84,590,116 km (0.096 R)
• M94: 86,008,304 km (0.085 R)
• M95: 86,137,706 km (0.116 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 15,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit