🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.8 AU - 0.8 AU

Year: 268 Days

Day: 26.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 18.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.89 AU - 1.11 AU

Year: 375 Days

Day: 46.2 Hours

Environment

Temp: 27 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.84 AU - 1.24 AU

Year: 397 Days

Day: 41.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,001,897 km

• M1: 815,159 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.45 AU - 4.33 AU

Year: 2875 Days

Day: 24.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,001,897 km

• M1: 152,889 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.8

Radius: 12.4

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.3 AU - 5.12 AU

Year: 3831 Days

Day: 11 Hours

Environment

Temp: -142 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,001,897 km

• M1: 161,566 km (0.04 R)
• M2: 685,757 km (0.056 R)
• M3: 1,375,403 km (0.07 R)
• M4: 1,852,620 km (0.096 R)
• M5: 3,974,067 km (0.034 R)
• M6: 4,592,954 km (0.098 R)
• M7: 5,462,117 km (0.082 R)
• M8: 6,385,136 km (0.04 R)
• M9: 7,976,409 km (0.096 R)
• M10: 8,508,229 km (0.119 R)
• M11: 9,333,112 km (0.114 R)
• M12: 10,030,836 km (0.113 R)
• M13: 11,104,052 km (0.097 R)
• M14: 12,416,623 km (0.109 R)
• M15: 17,490,085 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.4

Radius: 8

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 14.33 AU - 17.91 AU

Year: 24254 Days

Day: 16.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 85,001,897 km

• M1: 99,483 km (0.102 R)
• M2: 436,377 km (0.101 R)
• M3: 735,423 km (0.098 R)
• M4: 1,125,126 km (0.118 R)
• M5: 1,648,419 km (0.104 R)
• M6: 2,704,281 km (0.098 R)
• M7: 3,149,334 km (0.071 R)
• M8: 3,893,285 km (0.095 R)
• M9: 4,492,873 km (0.075 R)
• M10: 5,015,568 km (0.114 R)
• M11: 5,651,508 km (0.049 R)
• M12: 6,704,677 km (0.114 R)
• M13: 7,169,179 km (0.036 R)
• M14: 8,692,534 km (0.117 R)
• M15: 9,193,986 km (0.07 R)
• M16: 11,335,779 km (0.116 R)
• M17: 12,553,805 km (0.099 R)
• M18: 13,589,321 km (0.109 R)
• M19: 14,128,023 km (0.099 R)
• M20: 16,653,385 km (0.081 R)
• M21: 19,634,571 km (0.068 R)
• M22: 21,930,599 km (0.075 R)
• M23: 24,203,589 km (0.114 R)
• M24: 25,396,931 km (0.118 R)
• M25: 26,110,962 km (0.071 R)
• M26: 28,442,146 km (0.083 R)
• M27: 30,108,965 km (0.109 R)
• M28: 41,920,615 km (0.085 R)
• M29: 46,758,460 km (0.077 R)
• M30: 55,286,137 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.2

Radius: 3

Gravity: 56.69 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 15.71 AU - 19.23 AU

Year: 27363 Days

Day: 17.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 85,001,897 km

• M1: 48,619 km (0.106 R)
• M2: 166,502 km (0.039 R)
• M3: 366,066 km (0.104 R)
• M4: 601,832 km (0.114 R)
• M5: 1,139,936 km (0.1 R)
• M6: 1,513,482 km (0.087 R)
• M7: 1,672,803 km (0.109 R)
• M8: 2,593,129 km (0.072 R)
• M9: 3,090,692 km (0.064 R)
• M10: 4,034,505 km (0.084 R)
• M11: 6,559,717 km (0.064 R)
• M12: 6,982,929 km (0.092 R)
• M13: 7,127,890 km (0.119 R)
• M14: 8,040,736 km (0.12 R)
• M15: 8,858,588 km (0.077 R)
• M16: 10,850,184 km (0.078 R)
• M17: 11,044,811 km (0.085 R)
• M18: 11,307,953 km (0.072 R)
• M19: 14,405,826 km (0.083 R)
• M20: 15,118,959 km (0.117 R)
• M21: 15,280,525 km (0.073 R)
• M22: 21,383,819 km (0.093 R)
• M23: 21,792,371 km (0.076 R)
• M24: 24,022,875 km (0.075 R)
• M25: 24,242,933 km (0.092 R)
• M26: 24,464,338 km (0.063 R)
• M27: 26,517,868 km (0.071 R)
• M28: 27,827,747 km (0.074 R)
• M29: 27,948,921 km (0.108 R)
• M30: 31,224,516 km (0.116 R)
• M31: 37,482,195 km (0.078 R)
• M32: 40,202,483 km (0.062 R)
• M33: 46,371,750 km (0.064 R)
• M34: 49,147,688 km (0.109 R)
• M35: 52,032,234 km (0.069 R)
• M36: 61,359,212 km (0.102 R)
• M37: 62,805,973 km (0.104 R)
• M38: 63,642,973 km (0.086 R)
• M39: 70,382,507 km (0.104 R)
• M40: 72,883,783 km (0.108 R)
• M41: 81,483,118 km (0.088 R)
• M42: 82,228,863 km (0.12 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 10,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit