🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.56 AU - 0.66 AU

Year: 168 Days

Day: 19.5 Hours

Environment

Temp: 181 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.25 AU - 1.35 AU

Year: 523 Days

Day: 15.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,009,184 km

• M1: 66,721 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.74 AU - 1.76 AU

Year: 817 Days

Day: 39.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,009,184 km

• M1: 211,083 km (0.105 R)
• M2: 1,091,915 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.03 AU - 2.45 AU

Year: 1184 Days

Day: 21.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.21 AU - 4.01 AU

Year: 2422 Days

Day: 37 Hours

Environment

Temp: -118 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.15 AU - 4.95 AU

Year: 2878 Days

Day: 22.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.65 AU - 5.29 AU

Year: 3912 Days

Day: 20.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.17 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.7

Radius: 12.8

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 10.62 AU - 12.12 AU

Year: 13538 Days

Day: 10.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 76,009,184 km

• M1: 237,113 km (0.113 R)
• M2: 491,728 km (0.085 R)
• M3: 574,605 km (0.096 R)
• M4: 844,779 km (0.09 R)
• M5: 988,992 km (0.095 R)
• M6: 1,349,373 km (0.102 R)
• M7: 1,569,132 km (0.113 R)
• M8: 1,750,445 km (0.079 R)
• M9: 1,852,321 km (0.045 R)
• M10: 1,956,441 km (0.111 R)
• M11: 2,373,669 km (0.059 R)
• M12: 2,525,511 km (0.053 R)
• M13: 2,739,586 km (0.061 R)
• M14: 2,939,598 km (0.027 R)
• M15: 3,186,135 km (0.077 R)
• M16: 3,546,966 km (0.091 R)
• M17: 3,809,809 km (0.108 R)
• M18: 4,308,119 km (0.113 R)
• M19: 4,636,188 km (0.113 R)
• M20: 4,996,868 km (0.057 R)
• M21: 5,720,024 km (0.03 R)
• M22: 6,002,914 km (0.078 R)
• M23: 6,237,782 km (0.101 R)
• M24: 6,824,954 km (0.106 R)
• M25: 7,880,666 km (0.12 R)
• M26: 8,052,105 km (0.098 R)
• M27: 8,957,322 km (0.028 R)
• M28: 9,196,080 km (0.064 R)
• M29: 10,203,622 km (0.052 R)
• M30: 10,484,567 km (0.109 R)
• M31: 14,118,598 km (0.098 R)
• M32: 15,278,131 km (0.104 R)
• M33: 16,358,677 km (0.105 R)
• M34: 17,389,406 km (0.041 R)
• M35: 18,707,214 km (0.105 R)
• M36: 20,213,215 km (0.117 R)
• M37: 22,281,406 km (0.05 R)
• M38: 22,362,189 km (0.105 R)
• M39: 23,463,828 km (0.113 R)
• M40: 23,710,963 km (0.083 R)
• M41: 23,793,541 km (0.095 R)
• M42: 24,457,756 km (0.11 R)
• M43: 25,170,141 km (0.069 R)
• M44: 27,912,719 km (0.084 R)
• M45: 28,877,176 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.8

Radius: 4.7

Gravity: 19.32 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 16.28 AU - 18.22 AU

Year: 25298 Days

Day: 24.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 76,009,184 km

• M1: 158,275 km (0.094 R)
• M2: 376,837 km (0.102 R)
• M3: 1,495,380 km (0.105 R)
• M4: 1,649,765 km (0.089 R)
• M5: 2,460,287 km (0.076 R)
• M6: 3,059,127 km (0.039 R)
• M7: 3,215,606 km (0.081 R)
• M8: 3,536,643 km (0.025 R)
• M9: 5,195,235 km (0.074 R)
• M10: 5,810,381 km (0.114 R)
• M11: 6,151,016 km (0.084 R)
• M12: 6,249,601 km (0.094 R)
• M13: 7,159,604 km (0.099 R)
• M14: 7,842,369 km (0.068 R)
• M15: 9,212,536 km (0.108 R)
• M16: 11,675,067 km (0.114 R)
• M17: 12,042,629 km (0.099 R)
• M18: 12,600,928 km (0.043 R)
• M19: 12,663,460 km (0.044 R)
• M20: 12,788,823 km (0.053 R)
• M21: 13,167,605 km (0.105 R)
• M22: 14,719,084 km (0.079 R)
• M23: 14,784,907 km (0.065 R)
• M24: 15,115,818 km (0.081 R)
• M25: 15,382,401 km (0.069 R)
• M26: 15,583,311 km (0.103 R)
• M27: 16,463,844 km (0.101 R)
• M28: 16,738,057 km (0.117 R)
• M29: 17,152,144 km (0.076 R)
• M30: 17,779,557 km (0.041 R)
• M31: 20,070,649 km (0.104 R)
• M32: 20,363,561 km (0.064 R)
• M33: 20,584,069 km (0.09 R)
• M34: 21,325,027 km (0.112 R)
• M35: 21,474,326 km (0.069 R)
• M36: 21,698,722 km (0.053 R)
• M37: 22,680,683 km (0.092 R)
• M38: 23,676,855 km (0.067 R)
• M39: 24,374,879 km (0.032 R)
• M40: 25,158,472 km (0.108 R)
• M41: 25,553,261 km (0.101 R)
• M42: 25,711,835 km (0.082 R)
• M43: 27,395,858 km (0.116 R)
• M44: 27,720,635 km (0.063 R)
• M45: 28,210,269 km (0.031 R)
• M46: 28,702,745 km (0.114 R)
• M47: 29,115,186 km (0.08 R)
• M48: 29,946,203 km (0.109 R)
• M49: 30,953,595 km (0.116 R)
• M50: 31,207,163 km (0.117 R)
• M51: 31,716,394 km (0.113 R)
• M52: 33,607,012 km (0.084 R)
• M53: 33,693,779 km (0.05 R)
• M54: 34,303,540 km (0.088 R)
• M55: 36,510,557 km (0.109 R)
• M56: 36,778,487 km (0.109 R)
• M57: 37,226,533 km (0.095 R)
• M58: 38,763,052 km (0.08 R)
• M59: 40,412,518 km (0.074 R)
• M60: 40,689,723 km (0.06 R)
• M61: 41,431,878 km (0.089 R)
• M62: 41,711,178 km (0.114 R)
• M63: 43,117,846 km (0.05 R)
• M64: 43,779,518 km (0.098 R)
• M65: 44,921,697 km (0.105 R)
• M66: 45,017,290 km (0.037 R)
• M67: 45,592,494 km (0.092 R)
• M68: 45,688,536 km (0.076 R)
• M69: 46,170,092 km (0.097 R)
• M70: 48,308,593 km (0.093 R)
• M71: 49,389,887 km (0.07 R)
• M72: 51,376,247 km (0.047 R)
• M73: 51,576,259 km (0.087 R)
• M74: 51,977,182 km (0.056 R)
• M75: 52,883,146 km (0.109 R)
• M76: 52,984,125 km (0.104 R)
• M77: 53,692,621 km (0.112 R)
• M78: 55,837,106 km (0.1 R)
• M79: 56,248,799 km (0.051 R)
• M80: 56,764,762 km (0.102 R)
• M81: 57,801,476 km (0.101 R)
• M82: 58,426,496 km (0.099 R)
• M83: 58,739,754 km (0.066 R)
• M84: 60,209,403 km (0.039 R)
• M85: 68,175,639 km (0.074 R)
• M86: 71,498,058 km (0.054 R)
• M87: 71,609,658 km (0.09 R)
• M88: 72,280,754 km (0.051 R)
• M89: 75,440,261 km (0.116 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 17,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit