🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.56 AU - 0.74 AU

Year: 192 Days

Day: 29.3 Hours

Environment

Temp: 130 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.73 AU - 1.09 AU

Year: 319 Days

Day: 20.8 Hours

Environment

Temp: 137 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.85 AU - 1.03 AU

Year: 335 Days

Day: 29.8 Hours

Environment

Temp: 51 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.03 AU - 2.17 AU

Year: 1117 Days

Day: 19 Hours

Environment

Temp: -78 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,283,123 km

• M1: 212,728 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.5

Radius: 8.3

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.08 AU - 5.18 AU

Year: 4265 Days

Day: 11.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 139.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,283,123 km

• M1: 121,623 km (0.089 R)
• M2: 494,122 km (0.112 R)
• M3: 972,985 km (0.076 R)
• M4: 2,004,761 km (0.099 R)
• M5: 6,596,369 km (0.044 R)
• M6: 9,372,307 km (0.112 R)
• M7: 11,560,624 km (0.087 R)
• M8: 12,191,179 km (0.119 R)
• M9: 15,262,274 km (0.098 R)
• M10: 17,205,850 km (0.118 R)
• M11: 19,939,900 km (0.047 R)
• M12: 22,051,773 km (0.066 R)

Asteroid Belt

Center: 5.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.2

Radius: 10

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.02 AU - 7.4 AU

Year: 5681 Days

Day: 9 Hours

Environment

Temp: -143 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,283,123 km

• M1: 124,316 km (0.107 R)
• M2: 451,187 km (0.114 R)
• M3: 938,128 km (0.111 R)
• M4: 1,552,826 km (0.042 R)
• M5: 1,958,835 km (0.104 R)
• M6: 2,683,337 km (0.096 R)
• M7: 3,128,391 km (0.081 R)
• M8: 3,923,803 km (0.093 R)
• M9: 5,451,496 km (0.078 R)
• M10: 6,007,551 km (0.081 R)
• M11: 8,740,555 km (0.057 R)
• M12: 9,074,008 km (0.112 R)
• M13: 11,552,696 km (0.119 R)
• M14: 12,787,177 km (0.043 R)
• M15: 13,217,570 km (0.115 R)
• M16: 14,742,122 km (0.048 R)
• M17: 17,936,037 km (0.067 R)
• M18: 18,612,369 km (0.09 R)
• M19: 22,875,010 km (0.088 R)
• M20: 24,649,092 km (0.098 R)
• M21: 26,253,529 km (0.118 R)
• M22: 28,560,328 km (0.063 R)
• M23: 31,192,353 km (0.081 R)
• M24: 32,467,525 km (0.09 R)
• M25: 34,600,492 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.8

Radius: 14.1

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.6 AU - 7.88 AU

Year: 6423 Days

Day: 14.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 160.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,283,123 km

• M1: 175,329 km (0.114 R)
• M2: 651,050 km (0.071 R)
• M3: 1,260,212 km (0.079 R)
• M4: 1,936,844 km (0.112 R)
• M5: 2,965,927 km (0.12 R)
• M6: 3,425,492 km (0.06 R)
• M7: 4,678,973 km (0.097 R)
• M8: 6,252,593 km (0.063 R)
• M9: 7,420,204 km (0.081 R)
• M10: 11,343,259 km (0.114 R)
• M11: 14,150,612 km (0.067 R)
• M12: 14,620,350 km (0.053 R)
• M13: 15,405,888 km (0.111 R)
• M14: 17,661,225 km (0.071 R)
• M15: 19,329,840 km (0.076 R)
• M16: 21,407,007 km (0.054 R)
• M17: 25,221,902 km (0.048 R)
• M18: 26,706,810 km (0.105 R)
• M19: 29,373,392 km (0.064 R)
• M20: 36,863,608 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.9

Radius: 14.7

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.94 AU - 9.28 AU

Year: 7706 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,283,123 km

• M1: 182,809 km (0.073 R)
• M2: 657,183 km (0.101 R)
• M3: 1,114,355 km (0.107 R)
• M4: 1,714,242 km (0.052 R)
• M5: 2,953,810 km (0.092 R)
• M6: 4,105,564 km (0.064 R)
• M7: 4,587,568 km (0.045 R)
• M8: 6,690,615 km (0.116 R)
• M9: 9,016,114 km (0.12 R)
• M10: 11,732,512 km (0.059 R)
• M11: 12,215,115 km (0.102 R)
• M12: 15,080,363 km (0.116 R)
• M13: 16,237,353 km (0.057 R)
• M14: 16,973,075 km (0.075 R)
• M15: 19,166,629 km (0.084 R)
• M16: 19,687,080 km (0.066 R)
• M17: 20,523,930 km (0.043 R)
• M18: 28,575,138 km (0.107 R)
• M19: 29,255,060 km (0.106 R)
• M20: 30,244,950 km (0.111 R)
• M21: 30,849,475 km (0.066 R)
• M22: 31,359,454 km (0.108 R)
• M23: 32,817,434 km (0.11 R)
• M24: 34,757,719 km (0.105 R)
• M25: 40,304,658 km (0.098 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: 449 - 18,254 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit