🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.71 AU - 0.77 AU

Year: 227 Days

Day: 29.4 Hours

Environment

Temp: 120 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.07 AU - 1.17 AU

Year: 422 Days

Day: 19.3 Hours

Environment

Temp: 27 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.85 AU - 2.01 AU

Year: 956 Days

Day: 15.5 Hours

Environment

Temp: -46 °C

Axial Tilt: 117 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.8

Radius: 12.4

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.88 AU - 6.72 AU

Year: 4979 Days

Day: 12.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 112,592,260 km

• M1: 154,235 km (0.082 R)
• M2: 722,408 km (0.049 R)
• M3: 1,228,797 km (0.036 R)
• M4: 1,715,888 km (0.072 R)
• M5: 2,221,977 km (0.07 R)
• M6: 2,718,941 km (0.053 R)
• M7: 5,046,385 km (0.117 R)
• M8: 6,511,547 km (0.079 R)
• M9: 7,647,144 km (0.032 R)
• M10: 8,592,154 km (0.081 R)
• M11: 9,031,971 km (0.079 R)
• M12: 9,571,272 km (0.12 R)
• M13: 10,714,199 km (0.119 R)
• M14: 11,177,205 km (0.082 R)
• M15: 11,896,920 km (0.105 R)
• M16: 14,077,309 km (0.119 R)
• M17: 19,900,257 km (0.083 R)
• M18: 21,464,153 km (0.074 R)
• M19: 21,904,419 km (0.059 R)
• M20: 23,416,106 km (0.077 R)
• M21: 23,883,001 km (0.102 R)
• M22: 24,355,880 km (0.116 R)
• M23: 25,402,167 km (0.104 R)
• M24: 26,227,199 km (0.097 R)
• M25: 30,715,435 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.8

Radius: 14.6

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.61 AU - 8.15 AU

Year: 7146 Days

Day: 10.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 112,592,260 km

• M1: 181,612 km (0.09 R)
• M2: 1,254,827 km (0.107 R)
• M3: 1,783,655 km (0.044 R)
• M4: 2,307,248 km (0.045 R)
• M5: 2,795,984 km (0.109 R)
• M6: 4,012,364 km (0.082 R)
• M7: 5,250,137 km (0.065 R)
• M8: 6,693,906 km (0.08 R)
• M9: 7,204,933 km (0.067 R)
• M10: 7,702,794 km (0.074 R)
• M11: 8,810,716 km (0.084 R)
• M12: 11,445,135 km (0.103 R)
• M13: 15,491,907 km (0.032 R)
• M14: 17,186,851 km (0.105 R)
• M15: 20,635,979 km (0.09 R)
• M16: 22,603,939 km (0.071 R)
• M17: 27,093,521 km (0.062 R)
• M18: 27,740,083 km (0.035 R)
• M19: 32,145,740 km (0.064 R)
• M20: 34,138,533 km (0.095 R)
• M21: 37,110,445 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.1

Radius: 11

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.33 AU - 9.63 AU

Year: 8035 Days

Day: 6.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 112,592,260 km

• M1: 136,882 km (0.109 R)
• M2: 510,877 km (0.104 R)
• M3: 991,684 km (0.101 R)
• M4: 1,382,584 km (0.026 R)
• M5: 1,809,685 km (0.103 R)
• M6: 3,695,516 km (0.114 R)
• M7: 4,182,308 km (0.102 R)
• M8: 6,805,207 km (0.111 R)
• M9: 8,757,759 km (0.072 R)
• M10: 10,147,523 km (0.072 R)
• M11: 14,735,989 km (0.108 R)
• M12: 15,546,959 km (0.089 R)
• M13: 16,387,250 km (0.119 R)
• M14: 21,559,896 km (0.097 R)
• M15: 22,832,973 km (0.063 R)
• M16: 26,528,490 km (0.1 R)
• M17: 27,467,815 km (0.089 R)
• M18: 29,232,621 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 896.1

Radius: 4.1

Gravity: 53.31 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 18.68 AU - 20.98 AU

Year: 31476 Days

Day: 21.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 112,592,260 km

• M1: 51,611 km (0.115 R)
• M2: 188,793 km (0.106 R)
• M3: 494,870 km (0.116 R)
• M4: 786,885 km (0.083 R)
• M5: 1,093,261 km (0.087 R)
• M6: 1,298,958 km (0.113 R)
• M7: 1,646,025 km (0.064 R)
• M8: 1,873,564 km (0.083 R)
• M9: 2,366,040 km (0.116 R)
• M10: 4,592,505 km (0.073 R)
• M11: 5,751,589 km (0.1 R)
• M12: 6,373,767 km (0.05 R)
• M13: 7,471,815 km (0.047 R)
• M14: 7,750,815 km (0.072 R)
• M15: 9,061,442 km (0.098 R)
• M16: 9,507,543 km (0.075 R)
• M17: 10,035,324 km (0.113 R)
• M18: 11,661,004 km (0.082 R)
• M19: 12,731,976 km (0.044 R)
• M20: 13,950,450 km (0.083 R)
• M21: 14,373,363 km (0.112 R)
• M22: 31,531,790 km (0.04 R)
• M23: 32,112,978 km (0.119 R)
• M24: 34,355,899 km (0.117 R)
• M25: 37,182,850 km (0.086 R)
• M26: 37,668,445 km (0.097 R)
• M27: 43,293,923 km (0.052 R)
• M28: 47,529,338 km (0.111 R)
• M29: 51,429,803 km (0.062 R)
• M30: 59,860,092 km (0.085 R)
• M31: 73,649,874 km (0.041 R)
• M32: 76,744,755 km (0.118 R)
• M33: 79,656,827 km (0.043 R)
• M34: 84,579,495 km (0.086 R)
• M35: 93,525,896 km (0.091 R)
• M36: 96,236,609 km (0.087 R)
• M37: 108,259,940 km (0.097 R)
• M38: 111,918,356 km (0.052 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 19,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit