🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.41 AU - 0.65 AU

Year: 245 Days

Day: 21.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.49 AU - 0.79 AU

Year: 326 Days

Day: 15.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.2

Radius: 12

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.52 AU - 2.16 AU

Year: 1587 Days

Day: 13 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,058,452 km

• M1: 149,299 km (0.114 R)
• M2: 629,358 km (0.099 R)
• M3: 1,015,321 km (0.069 R)
• M4: 1,732,493 km (0.067 R)
• M5: 2,730,610 km (0.068 R)
• M6: 3,235,054 km (0.079 R)
• M7: 3,716,609 km (0.048 R)
• M8: 5,311,024 km (0.115 R)
• M9: 6,043,006 km (0.111 R)
• M10: 7,989,125 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.6

Radius: 8.1

Gravity: 13.18 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.52 AU - 3.36 AU

Year: 3205 Days

Day: 7 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,058,452 km

• M1: 100,979 km (0.082 R)
• M2: 473,776 km (0.104 R)
• M3: 733,628 km (0.041 R)
• M4: 1,154,447 km (0.047 R)
• M5: 2,201,183 km (0.099 R)
• M6: 2,908,482 km (0.063 R)
• M7: 3,616,828 km (0.107 R)
• M8: 5,666,019 km (0.072 R)
• M9: 6,084,594 km (0.077 R)
• M10: 8,106,858 km (0.102 R)
• M11: 9,733,137 km (0.102 R)
• M12: 10,090,975 km (0.116 R)
• M13: 12,517,303 km (0.031 R)
• M14: 14,574,722 km (0.119 R)
• M15: 15,521,826 km (0.065 R)
• M16: 18,609,078 km (0.066 R)
• M17: 20,946,395 km (0.054 R)
• M18: 23,401,745 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.2

Radius: 9.9

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.2 AU - 4.88 AU

Year: 5163 Days

Day: 5.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 81,058,452 km

• M1: 124,765 km (0.075 R)
• M2: 538,702 km (0.086 R)
• M3: 946,057 km (0.089 R)
• M4: 2,206,569 km (0.116 R)
• M5: 4,769,629 km (0.103 R)
• M6: 5,410,207 km (0.079 R)
• M7: 5,963,121 km (0.11 R)
• M8: 7,764,429 km (0.059 R)
• M9: 11,566,608 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 124.5

Radius: 5.5

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.23 AU - 6.95 AU

Year: 9556 Days

Day: 22.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,058,452 km

• M1: 103,372 km (0.113 R)
• M2: 702,512 km (0.069 R)
• M3: 913,295 km (0.066 R)
• M4: 2,028,846 km (0.073 R)
• M5: 2,559,470 km (0.115 R)
• M6: 3,431,925 km (0.114 R)
• M7: 5,464,212 km (0.091 R)
• M8: 6,827,348 km (0.091 R)
• M9: 8,329,310 km (0.063 R)
• M10: 9,157,334 km (0.107 R)
• M11: 11,107,941 km (0.082 R)
• M12: 11,876,725 km (0.039 R)
• M13: 14,607,334 km (0.105 R)
• M14: 15,474,105 km (0.094 R)
• M15: 19,931,971 km (0.077 R)
• M16: 24,419,459 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 415.7

Radius: 4.7

Gravity: 18.82 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.42 AU - 8.3 AU

Year: 11424 Days

Day: 18.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,058,452 km

• M1: 58,792 km (0.103 R)
• M2: 223,350 km (0.086 R)
• M3: 445,652 km (0.068 R)
• M4: 633,248 km (0.107 R)
• M5: 1,172,548 km (0.092 R)
• M6: 1,607,130 km (0.053 R)
• M7: 1,814,622 km (0.091 R)
• M8: 2,194,451 km (0.101 R)
• M9: 2,412,714 km (0.114 R)
• M10: 3,604,411 km (0.093 R)
• M11: 6,108,081 km (0.068 R)
• M12: 6,467,266 km (0.099 R)
• M13: 6,802,664 km (0.077 R)
• M14: 7,753,358 km (0.098 R)
• M15: 9,108,416 km (0.109 R)
• M16: 10,512,093 km (0.092 R)
• M17: 11,723,237 km (0.112 R)
• M18: 11,998,348 km (0.069 R)
• M19: 12,390,743 km (0.116 R)
• M20: 16,179,608 km (0.105 R)
• M21: 18,078,603 km (0.119 R)
• M22: 18,594,118 km (0.116 R)
• M23: 24,657,469 km (0.07 R)
• M24: 25,018,449 km (0.093 R)
• M25: 26,402,977 km (0.111 R)
• M26: 26,686,016 km (0.034 R)
• M27: 26,971,000 km (0.07 R)
• M28: 29,627,559 km (0.104 R)
• M29: 29,831,012 km (0.107 R)
• M30: 31,810,491 km (0.114 R)
• M31: 40,355,671 km (0.1 R)

Asteroid Belt

Center: 8.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.9

Radius: 5.9

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.68 AU - 11 AU

Year: 21140 Days

Day: 21.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 81,058,452 km

• M1: 73,453 km (0.065 R)
• M2: 1,535,473 km (0.039 R)
• M3: 1,923,829 km (0.107 R)
• M4: 4,012,963 km (0.037 R)
• M5: 4,408,350 km (0.049 R)
• M6: 6,515,735 km (0.116 R)
• M7: 9,727,153 km (0.111 R)
• M8: 19,304,558 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.5

Radius: 7.7

Gravity: 10.97 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 10.18 AU - 11.42 AU

Year: 22567 Days

Day: 21.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 112 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,058,452 km

• M1: 135,685 km (0.037 R)
• M2: 733,778 km (0.026 R)
• M3: 1,835,267 km (0.108 R)
• M4: 2,238,283 km (0.093 R)
• M5: 2,674,810 km (0.105 R)
• M6: 3,249,864 km (0.059 R)
• M7: 3,841,823 km (0.109 R)
• M8: 4,331,158 km (0.036 R)
• M9: 4,644,415 km (0.036 R)
• M10: 6,532,789 km (0.116 R)
• M11: 7,473,461 km (0.106 R)
• M12: 8,236,111 km (0.11 R)
• M13: 8,501,497 km (0.092 R)
• M14: 8,993,674 km (0.118 R)
• M15: 10,276,925 km (0.118 R)
• M16: 11,677,909 km (0.09 R)
• M17: 11,945,689 km (0.026 R)
• M18: 12,217,658 km (0.106 R)
• M19: 13,419,527 km (0.065 R)
• M20: 14,932,261 km (0.087 R)
• M21: 17,322,685 km (0.063 R)
• M22: 21,220,308 km (0.102 R)
• M23: 22,847,185 km (0.088 R)
• M24: 23,478,189 km (0.114 R)
• M25: 30,063,786 km (0.091 R)
• M26: 31,721,181 km (0.095 R)
• M27: 32,903,752 km (0.118 R)
• M28: 36,200,590 km (0.105 R)
• M29: 36,770,558 km (0.099 R)
• M30: 41,084,063 km (0.062 R)
• M31: 42,016,806 km (0.068 R)
• M32: 44,736,046 km (0.114 R)
• M33: 46,389,103 km (0.042 R)
• M34: 52,495,987 km (0.088 R)
• M35: 60,305,894 km (0.068 R)
• M36: 62,525,776 km (0.117 R)
• M37: 63,140,474 km (0.113 R)
• M38: 69,292,238 km (0.105 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 15,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit