🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.56 AU - 0.62 AU

Year: 199 Days

Day: 46.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 126 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.47 AU - 0.71 AU

Year: 199 Days

Day: 24.3 Hours

Environment

Temp: 25 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 98,857,365 km

• M1: 91,703 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.23 AU - 1.53 AU

Year: 713 Days

Day: 29.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.5

Radius: 9.3

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.93 AU - 6.47 AU

Year: 6788 Days

Day: 7.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 98,857,365 km

• M1: 115,938 km (0.12 R)
• M2: 601,383 km (0.046 R)
• M3: 1,658,741 km (0.078 R)
• M4: 4,534,611 km (0.092 R)
• M5: 5,480,518 km (0.12 R)
• M6: 7,905,649 km (0.055 R)
• M7: 9,603,435 km (0.068 R)
• M8: 10,560,114 km (0.041 R)
• M9: 13,544,741 km (0.11 R)
• M10: 19,787,460 km (0.11 R)
• M11: 26,866,132 km (0.114 R)
• M12: 27,973,455 km (0.111 R)
• M13: 30,370,163 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.8

Radius: 9.8

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.77 AU - 8.87 AU

Year: 9616 Days

Day: 6.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 98,857,365 km

• M1: 121,922 km (0.045 R)
• M2: 773,122 km (0.081 R)
• M3: 1,109,567 km (0.053 R)
• M4: 1,454,241 km (0.075 R)
• M5: 2,319,665 km (0.11 R)
• M6: 4,088,211 km (0.039 R)
• M7: 4,874,497 km (0.086 R)
• M8: 8,023,083 km (0.049 R)
• M9: 8,584,524 km (0.087 R)
• M10: 10,253,588 km (0.061 R)
• M11: 11,096,272 km (0.117 R)
• M12: 13,071,264 km (0.045 R)
• M13: 13,743,556 km (0.073 R)
• M14: 15,783,623 km (0.113 R)
• M15: 19,442,038 km (0.094 R)
• M16: 20,317,934 km (0.087 R)
• M17: 20,731,123 km (0.1 R)
• M18: 22,955,344 km (0.115 R)
• M19: 27,285,305 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.2

Radius: 7

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 9.57 AU - 13.17 AU

Year: 16858 Days

Day: 24.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 98,857,365 km

• M1: 87,066 km (0.089 R)
• M2: 488,437 km (0.116 R)
• M3: 749,635 km (0.089 R)
• M4: 993,031 km (0.093 R)
• M5: 1,568,833 km (0.064 R)
• M6: 2,155,705 km (0.11 R)
• M7: 2,749,160 km (0.118 R)
• M8: 3,094,432 km (0.093 R)
• M9: 4,084,919 km (0.066 R)
• M10: 4,331,158 km (0.118 R)
• M11: 7,262,977 km (0.118 R)
• M12: 7,923,900 km (0.094 R)
• M13: 9,322,640 km (0.082 R)
• M14: 13,880,887 km (0.088 R)
• M15: 14,270,290 km (0.073 R)
• M16: 15,900,758 km (0.089 R)
• M17: 19,389,081 km (0.11 R)
• M18: 20,945,796 km (0.105 R)
• M19: 22,355,756 km (0.109 R)
• M20: 30,178,528 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.5

Radius: 7.1

Gravity: 14.05 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 15.16 AU - 17.58 AU

Year: 29123 Days

Day: 17.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 98,857,365 km

• M1: 88,412 km (0.08 R)
• M2: 713,731 km (0.116 R)
• M3: 1,243,607 km (0.111 R)
• M4: 2,256,534 km (0.055 R)
• M5: 2,974,155 km (0.096 R)
• M6: 3,355,181 km (0.045 R)
• M7: 4,250,823 km (0.079 R)
• M8: 4,658,178 km (0.075 R)
• M9: 7,670,332 km (0.088 R)
• M10: 8,051,208 km (0.108 R)
• M11: 9,515,173 km (0.096 R)
• M12: 9,954,990 km (0.106 R)
• M13: 10,342,748 km (0.112 R)
• M14: 11,995,356 km (0.101 R)
• M15: 13,036,557 km (0.084 R)
• M16: 18,379,594 km (0.102 R)
• M17: 20,065,562 km (0.096 R)
• M18: 22,839,406 km (0.074 R)
• M19: 23,287,751 km (0.119 R)
• M20: 23,971,114 km (0.084 R)
• M21: 26,591,620 km (0.088 R)
• M22: 29,134,335 km (0.092 R)
• M23: 29,927,652 km (0.115 R)
• M24: 30,329,622 km (0.097 R)
• M25: 31,007,599 km (0.065 R)
• M26: 32,959,852 km (0.117 R)
• M27: 46,420,668 km (0.05 R)
• M28: 49,903,307 km (0.052 R)
• M29: 57,796,838 km (0.084 R)
• M30: 62,910,991 km (0.09 R)
• M31: 66,029,209 km (0.112 R)
• M32: 68,782,857 km (0.12 R)
• M33: 69,482,975 km (0.103 R)
• M34: 71,612,052 km (0.116 R)
• M35: 85,038,162 km (0.045 R)
• M36: 85,575,218 km (0.103 R)
• M37: 86,114,518 km (0.101 R)
• M38: 91,071,145 km (0.025 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: 360 - 14,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit