🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.84 AU - 0.9 AU

Year: 299 Days

Day: 28.9 Hours

Environment

Temp: 110 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,433,066 km

• M1: 77,043 km (0.056 R)
• M2: 157,975 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.78 AU - 1.2 AU

Year: 363 Days

Day: 12.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.84 AU - 1.38 AU

Year: 431 Days

Day: 27 Hours

Environment

Temp: -4 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.06 AU - 1.22 AU

Year: 449 Days

Day: 38.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3 AU - 3.64 AU

Year: 2232 Days

Day: 15.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.1

Radius: 3.4

Gravity: 50.35 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 16.16 AU - 17.4 AU

Year: 25361 Days

Day: 17.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 84,433,066 km

• M1: 56,099 km (0.07 R)
• M2: 229,334 km (0.107 R)
• M3: 525,388 km (0.104 R)
• M4: 618,737 km (0.108 R)
• M5: 1,160,580 km (0.104 R)
• M6: 1,282,503 km (0.082 R)
• M7: 1,845,439 km (0.061 R)
• M8: 2,283,013 km (0.118 R)
• M9: 2,552,439 km (0.114 R)
• M10: 4,089,557 km (0.089 R)
• M11: 4,510,376 km (0.099 R)
• M12: 4,701,861 km (0.061 R)
• M13: 4,896,039 km (0.116 R)
• M14: 5,957,436 km (0.118 R)
• M15: 6,009,795 km (0.111 R)
• M16: 6,220,279 km (0.099 R)
• M17: 6,326,494 km (0.111 R)
• M18: 7,031,399 km (0.078 R)
• M19: 7,142,102 km (0.046 R)
• M20: 7,197,602 km (0.083 R)
• M21: 8,989,037 km (0.1 R)
• M22: 9,350,914 km (0.057 R)
• M23: 9,717,578 km (0.106 R)
• M24: 10,026,648 km (0.114 R)
• M25: 10,781,519 km (0.05 R)
• M26: 11,619,865 km (0.099 R)
• M27: 13,563,889 km (0.101 R)
• M28: 14,117,551 km (0.107 R)
• M29: 14,467,460 km (0.05 R)
• M30: 14,962,031 km (0.087 R)
• M31: 15,175,657 km (0.048 R)
• M32: 15,750,262 km (0.096 R)
• M33: 17,292,317 km (0.036 R)
• M34: 17,591,363 km (0.094 R)
• M35: 18,194,841 km (0.076 R)
• M36: 19,189,667 km (0.096 R)
• M37: 19,421,693 km (0.028 R)
• M38: 21,151,942 km (0.101 R)
• M39: 21,793,268 km (0.106 R)
• M40: 23,424,035 km (0.065 R)
• M41: 23,754,945 km (0.109 R)
• M42: 23,837,972 km (0.102 R)
• M43: 25,178,369 km (0.109 R)
• M44: 26,113,954 km (0.105 R)
• M45: 26,543,001 km (0.112 R)
• M46: 27,844,053 km (0.044 R)
• M47: 31,595,669 km (0.094 R)
• M48: 34,370,709 km (0.076 R)
• M49: 35,029,389 km (0.05 R)
• M50: 35,312,877 km (0.065 R)
• M51: 36,454,608 km (0.04 R)
• M52: 37,898,825 km (0.083 R)
• M53: 38,579,196 km (0.055 R)
• M54: 39,853,322 km (0.086 R)
• M55: 39,951,907 km (0.053 R)
• M56: 40,842,911 km (0.098 R)
• M57: 41,440,405 km (0.106 R)
• M58: 42,745,048 km (0.106 R)
• M59: 43,250,390 km (0.12 R)
• M60: 44,675,908 km (0.118 R)
• M61: 45,291,503 km (0.114 R)
• M62: 47,468,152 km (0.068 R)
• M63: 48,096,314 km (0.103 R)
• M64: 49,255,099 km (0.1 R)
• M65: 49,891,039 km (0.084 R)
• M66: 50,103,618 km (0.116 R)
• M67: 50,529,673 km (0.056 R)
• M68: 50,743,149 km (0.096 R)
• M69: 52,353,720 km (0.091 R)
• M70: 52,677,898 km (0.101 R)
• M71: 52,786,057 km (0.064 R)
• M72: 57,062,761 km (0.111 R)
• M73: 57,396,365 km (0.093 R)
• M74: 58,625,012 km (0.079 R)
• M75: 58,961,458 km (0.03 R)
• M76: 59,186,303 km (0.106 R)
• M77: 59,298,801 km (0.031 R)
• M78: 59,862,186 km (0.057 R)
• M79: 60,767,403 km (0.034 R)
• M80: 62,019,388 km (0.064 R)
• M81: 63,165,008 km (0.091 R)
• M82: 68,169,955 km (0.05 R)
• M83: 68,760,118 km (0.058 R)
• M84: 69,589,339 km (0.052 R)
• M85: 70,183,542 km (0.104 R)
• M86: 71,018,298 km (0.09 R)
• M87: 72,577,257 km (0.087 R)
• M88: 76,095,500 km (0.061 R)
• M89: 76,462,613 km (0.071 R)
• M90: 77,690,513 km (0.05 R)
• M91: 77,936,900 km (0.102 R)
• M92: 80,539,454 km (0.107 R)
• M93: 80,664,069 km (0.084 R)
• M94: 82,415,861 km (0.079 R)
• M95: 83,422,355 km (0.064 R)
• M96: 84,053,658 km (0.09 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: 549 - 16,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit