🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.44 AU - 0.58 AU

Year: 130 Days

Day: 36.6 Hours

Environment

Temp: 253 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.91 AU - 1.21 AU

Year: 391 Days

Day: 23.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 24,613,036 km

• M1: 215,720 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.18 AU - 1.2 AU

Year: 465 Days

Day: 20.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 24,613,036 km

• M1: 14,361 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.1

Radius: 8.6

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.24 AU - 9.9 AU

Year: 8211 Days

Day: 9.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 51.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 24,613,036 km

• M1: 118,182 km (0.049 R)
• M2: 252,671 km (0.059 R)
• M3: 350,657 km (0.054 R)
• M4: 424,708 km (0.054 R)
• M5: 505,042 km (0.103 R)
• M6: 667,207 km (0.085 R)
• M7: 916,137 km (0.083 R)
• M8: 1,252,733 km (0.117 R)
• M9: 1,434,943 km (0.102 R)
• M10: 1,626,129 km (0.113 R)
• M11: 1,758,074 km (0.046 R)
• M12: 2,370,977 km (0.109 R)
• M13: 2,937,653 km (0.072 R)
• M14: 3,099,369 km (0.088 R)
• M15: 3,347,552 km (0.025 R)
• M16: 3,981,248 km (0.113 R)
• M17: 4,040,638 km (0.072 R)
• M18: 4,251,123 km (0.102 R)
• M19: 4,777,109 km (0.112 R)
• M20: 4,903,968 km (0.096 R)
• M21: 5,096,201 km (0.063 R)
• M22: 5,958,034 km (0.046 R)
• M23: 6,026,251 km (0.107 R)
• M24: 6,510,649 km (0.118 R)
• M25: 6,651,421 km (0.026 R)
• M26: 6,935,956 km (0.066 R)
• M27: 7,043,666 km (0.079 R)
• M28: 7,151,975 km (0.083 R)
• M29: 7,260,733 km (0.09 R)
• M30: 7,516,994 km (0.118 R)
• M31: 8,303,131 km (0.104 R)
• M32: 8,532,464 km (0.036 R)
• M33: 8,648,103 km (0.042 R)
• M34: 8,880,578 km (0.03 R)
• M35: 9,312,318 km (0.114 R)
• M36: 9,391,605 km (0.092 R)
• M37: 9,710,847 km (0.07 R)
• M38: 9,791,181 km (0.077 R)
• M39: 10,114,910 km (0.096 R)
• M40: 10,196,441 km (0.092 R)
• M41: 10,278,122 km (0.055 R)
• M42: 10,731,254 km (0.053 R)
• M43: 10,939,494 km (0.087 R)
• M44: 11,065,007 km (0.101 R)
• M45: 11,359,864 km (0.106 R)
• M46: 11,529,508 km (0.036 R)
• M47: 12,564,875 km (0.099 R)
• M48: 13,900,634 km (0.078 R)
• M49: 15,797,984 km (0.078 R)
• M50: 16,082,369 km (0.092 R)
• M51: 17,042,638 km (0.074 R)
• M52: 17,236,966 km (0.116 R)
• M53: 18,617,455 km (0.071 R)
• M54: 19,982,087 km (0.036 R)
• M55: 20,444,045 km (0.082 R)
• M56: 20,547,118 km (0.096 R)
• M57: 21,221,804 km (0.109 R)
• M58: 21,956,479 km (0.093 R)
• M59: 22,062,245 km (0.112 R)
• M60: 22,646,275 km (0.097 R)
• M61: 22,806,345 km (0.101 R)
• M62: 23,235,392 km (0.118 R)
• M63: 23,721,136 km (0.108 R)
• M64: 25,586,322 km (0.083 R)
• M65: 26,367,971 km (0.047 R)
• M66: 26,987,605 km (0.1 R)
• M67: 28,069,198 km (0.086 R)
• M68: 28,586,508 km (0.113 R)
• M69: 29,688,894 km (0.054 R)
• M70: 29,981,358 km (0.114 R)
• M71: 31,636,359 km (0.106 R)
• M72: 32,294,740 km (0.095 R)
• M73: 32,655,719 km (0.086 R)
• M74: 34,051,767 km (0.068 R)
• M75: 35,157,893 km (0.097 R)
• M76: 35,281,611 km (0.081 R)
• M77: 35,653,361 km (0.11 R)
• M78: 37,153,379 km (0.118 R)
• M79: 37,405,452 km (0.084 R)
• M80: 37,531,712 km (0.048 R)
• M81: 37,721,253 km (0.114 R)
• M82: 39,313,572 km (0.059 R)
• M83: 39,441,927 km (0.099 R)
• M84: 39,956,694 km (0.117 R)
• M85: 40,021,170 km (0.107 R)
• M86: 40,732,957 km (0.088 R)
• M87: 40,927,883 km (0.082 R)
• M88: 43,223,911 km (0.117 R)
• M89: 44,220,682 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.2

Radius: 14.7

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 9.21 AU - 14.01 AU

Year: 14168 Days

Day: 14.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 24,613,036 km

• M1: 371,003 km (0.051 R)
• M2: 532,868 km (0.105 R)
• M3: 842,386 km (0.077 R)
• M4: 1,559,707 km (0.04 R)
• M5: 1,955,992 km (0.081 R)
• M6: 2,483,624 km (0.047 R)
• M7: 3,402,903 km (0.083 R)
• M8: 4,543,138 km (0.114 R)
• M9: 5,241,461 km (0.09 R)
• M10: 5,415,892 km (0.104 R)
• M11: 6,224,618 km (0.084 R)
• M12: 8,872,051 km (0.114 R)
• M13: 9,238,117 km (0.097 R)
• M14: 10,806,950 km (0.088 R)
• M15: 11,994,159 km (0.038 R)
• M16: 14,459,981 km (0.115 R)
• M17: 15,232,803 km (0.071 R)
• M18: 15,829,100 km (0.11 R)
• M19: 16,529,069 km (0.053 R)
• M20: 17,012,270 km (0.084 R)
• M21: 17,369,510 km (0.114 R)
• M22: 18,589,331 km (0.116 R)
• M23: 19,395,514 km (0.051 R)
• M24: 19,734,652 km (0.064 R)
• M25: 19,870,936 km (0.055 R)
• M26: 20,902,862 km (0.045 R)
• M27: 21,355,395 km (0.107 R)
• M28: 24,613,038 km (0.085 R)

Kuiper Belt

Range: 30.6 - 60.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 19,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit