🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.48 AU - 0.62 AU

Year: 259 Days

Day: 28.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.6

Radius: 14.8

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.71 AU - 0.73 AU

Year: 388 Days

Day: 13.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,457,657 km

• M1: 184,005 km (0.074 R)
• M2: 697,425 km (0.116 R)
• M3: 1,360,144 km (0.119 R)
• M4: 1,820,756 km (0.065 R)
• M5: 2,735,397 km (0.04 R)
• M6: 3,475,757 km (0.043 R)
• M7: 4,045,725 km (0.119 R)
• M8: 4,575,451 km (0.115 R)
• M9: 5,151,552 km (0.113 R)
• M10: 5,741,716 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116

Radius: 9.4

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.59 AU - 0.97 AU

Year: 438 Days

Day: 13.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 16,457,657 km

• M1: 117,734 km (0.107 R)
• M2: 645,664 km (0.118 R)
• M3: 1,259,165 km (0.114 R)
• M4: 1,683,874 km (0.079 R)
• M5: 2,103,346 km (0.045 R)
• M6: 2,418,399 km (0.086 R)
• M7: 3,144,996 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.6

Radius: 12

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.74 AU - 2.48 AU

Year: 1949 Days

Day: 5.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 16,457,657 km

• M1: 149,299 km (0.08 R)
• M2: 829,221 km (0.088 R)
• M3: 1,300,454 km (0.113 R)
• M4: 1,922,632 km (0.114 R)
• M5: 2,665,535 km (0.086 R)
• M6: 3,216,354 km (0.025 R)
• M7: 3,591,246 km (0.098 R)
• M8: 4,633,495 km (0.093 R)
• M9: 5,357,399 km (0.113 R)
• M10: 7,145,991 km (0.109 R)
• M11: 9,029,129 km (0.11 R)
• M12: 9,498,268 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.3

Radius: 9.1

Gravity: 9.72 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.32 AU - 3.56 AU

Year: 3205 Days

Day: 13.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 16,457,657 km

• M1: 113,395 km (0.039 R)
• M2: 577,298 km (0.118 R)
• M3: 1,089,970 km (0.116 R)
• M4: 1,786,348 km (0.082 R)
• M5: 2,163,185 km (0.104 R)
• M6: 2,624,395 km (0.037 R)
• M7: 3,296,688 km (0.062 R)
• M8: 3,584,066 km (0.115 R)
• M9: 4,209,983 km (0.062 R)
• M10: 4,619,433 km (0.046 R)
• M11: 5,055,211 km (0.032 R)
• M12: 5,544,695 km (0.051 R)
• M13: 5,925,422 km (0.074 R)
• M14: 7,047,556 km (0.106 R)
• M15: 7,494,853 km (0.116 R)
• M16: 7,994,959 km (0.12 R)
• M17: 9,024,940 km (0.112 R)
• M18: 9,361,835 km (0.113 R)
• M19: 9,746,152 km (0.048 R)
• M20: 12,276,899 km (0.116 R)
• M21: 13,162,069 km (0.092 R)
• M22: 14,492,294 km (0.083 R)
• M23: 16,347,307 km (0.099 R)
• M24: 19,202,682 km (0.102 R)
• M25: 19,698,449 km (0.104 R)
• M26: 20,266,472 km (0.089 R)
• M27: 22,238,771 km (0.113 R)
• M28: 22,648,070 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.5

Radius: 10.5

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.27 AU - 4.03 AU

Year: 4434 Days

Day: 8.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 16,457,657 km

• M1: 133,142 km (0.109 R)
• M2: 551,867 km (0.102 R)
• M3: 910,901 km (0.065 R)
• M4: 1,846,038 km (0.083 R)
• M5: 2,581,012 km (0.119 R)
• M6: 2,939,000 km (0.067 R)
• M7: 3,481,142 km (0.074 R)
• M8: 4,218,810 km (0.106 R)
• M9: 4,790,124 km (0.113 R)
• M10: 5,360,541 km (0.096 R)
• M11: 7,094,829 km (0.104 R)
• M12: 8,004,982 km (0.104 R)
• M13: 9,324,734 km (0.03 R)
• M14: 10,578,664 km (0.076 R)
• M15: 12,944,405 km (0.081 R)
• M16: 13,466,352 km (0.07 R)
• M17: 14,705,022 km (0.108 R)
• M18: 15,221,135 km (0.06 R)
• M19: 15,749,365 km (0.103 R)
• M20: 17,010,774 km (0.1 R)
• M21: 18,815,822 km (0.095 R)
• M22: 22,057,757 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.5

Radius: 7.6

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.18 AU - 8.28 AU

Year: 11101 Days

Day: 17.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,457,657 km

• M1: 94,546 km (0.106 R)
• M2: 344,075 km (0.068 R)
• M3: 704,157 km (0.056 R)
• M4: 1,368,521 km (0.087 R)
• M5: 3,140,807 km (0.096 R)
• M6: 4,820,343 km (0.056 R)
• M7: 5,262,404 km (0.103 R)
• M8: 6,100,751 km (0.099 R)
• M9: 6,644,988 km (0.114 R)
• M10: 7,305,911 km (0.115 R)
• M11: 7,800,033 km (0.072 R)
• M12: 11,747,023 km (0.067 R)
• M13: 12,588,661 km (0.037 R)
• M14: 15,401,250 km (0.067 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 15,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit