🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.75 AU - 0.81 AU

Year: 254 Days

Day: 34.8 Hours

Environment

Temp: 172 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,640,299 km

• M1: 133,142 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.04 AU - 1.16 AU

Year: 426 Days

Day: 45.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 60,640,299 km

• M1: 406,457 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.59 AU - 4.95 AU

Year: 3256 Days

Day: 25.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.6

Radius: 13.4

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.81 AU - 5.87 AU

Year: 3929 Days

Day: 6.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,640,299 km

• M1: 179,368 km (0.073 R)
• M2: 636,988 km (0.092 R)
• M3: 1,109,268 km (0.116 R)
• M4: 1,894,358 km (0.045 R)
• M5: 3,055,387 km (0.116 R)
• M6: 4,231,675 km (0.074 R)
• M7: 4,704,554 km (0.108 R)
• M8: 5,191,794 km (0.082 R)
• M9: 5,668,114 km (0.025 R)
• M10: 7,013,896 km (0.119 R)
• M11: 8,592,752 km (0.091 R)
• M12: 9,261,604 km (0.093 R)
• M13: 9,899,639 km (0.074 R)
• M14: 11,263,822 km (0.103 R)
• M15: 13,180,620 km (0.105 R)
• M16: 13,702,118 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.3

Radius: 11.5

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.71 AU - 5.03 AU

Year: 3965 Days

Day: 11.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,640,299 km

• M1: 143,016 km (0.081 R)
• M2: 781,350 km (0.063 R)
• M3: 1,283,101 km (0.051 R)
• M4: 1,663,977 km (0.052 R)
• M5: 2,420,045 km (0.042 R)
• M6: 2,833,683 km (0.071 R)
• M7: 4,535,658 km (0.033 R)
• M8: 5,222,761 km (0.095 R)
• M9: 5,633,706 km (0.059 R)
• M10: 8,951,488 km (0.079 R)
• M11: 9,991,492 km (0.084 R)
• M12: 10,888,930 km (0.098 R)
• M13: 13,041,643 km (0.039 R)
• M14: 21,878,539 km (0.078 R)
• M15: 23,908,133 km (0.099 R)
• M16: 25,823,734 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.8

Radius: 11.9

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.31 AU - 6.19 AU

Year: 5087 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,640,299 km

• M1: 147,952 km (0.112 R)
• M2: 791,672 km (0.111 R)
• M3: 1,435,092 km (0.071 R)
• M4: 2,160,492 km (0.117 R)
• M5: 2,572,485 km (0.073 R)
• M6: 3,101,164 km (0.068 R)
• M7: 4,137,428 km (0.106 R)
• M8: 5,320,897 km (0.101 R)
• M9: 6,158,346 km (0.051 R)
• M10: 6,912,170 km (0.047 R)
• M11: 7,787,018 km (0.055 R)
• M12: 8,188,539 km (0.111 R)
• M13: 8,734,272 km (0.041 R)
• M14: 9,442,019 km (0.11 R)
• M15: 10,297,270 km (0.077 R)
• M16: 11,836,483 km (0.115 R)
• M17: 12,576,992 km (0.099 R)
• M18: 14,656,851 km (0.084 R)
• M19: 17,318,646 km (0.052 R)
• M20: 17,898,039 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.8

Radius: 8.7

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 7.92 AU - 8.58 AU

Year: 8743 Days

Day: 6.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,640,299 km

• M1: 108,159 km (0.113 R)
• M2: 464,053 km (0.107 R)
• M3: 792,570 km (0.031 R)
• M4: 1,137,841 km (0.079 R)
• M5: 1,611,767 km (0.105 R)
• M6: 2,176,649 km (0.107 R)
• M7: 2,846,249 km (0.061 R)
• M8: 4,740,757 km (0.103 R)
• M9: 5,117,893 km (0.064 R)
• M10: 5,583,142 km (0.093 R)
• M11: 6,408,474 km (0.076 R)
• M12: 6,989,213 km (0.097 R)
• M13: 7,520,285 km (0.035 R)
• M14: 9,276,414 km (0.1 R)
• M15: 9,968,753 km (0.079 R)
• M16: 11,511,855 km (0.111 R)
• M17: 11,964,090 km (0.032 R)
• M18: 13,146,960 km (0.068 R)
• M19: 14,997,785 km (0.12 R)
• M20: 19,525,664 km (0.079 R)
• M21: 21,077,293 km (0.086 R)
• M22: 21,498,860 km (0.095 R)
• M23: 26,030,030 km (0.118 R)
• M24: 31,377,705 km (0.099 R)
• M25: 32,595,880 km (0.119 R)
• M26: 43,908,172 km (0.118 R)
• M27: 48,582,058 km (0.054 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.4

Radius: 14.7

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 11.14 AU - 13.22 AU

Year: 15684 Days

Day: 7.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,640,299 km

• M1: 185,202 km (0.103 R)
• M2: 2,397,605 km (0.067 R)
• M3: 3,339,324 km (0.076 R)
• M4: 4,142,365 km (0.088 R)
• M5: 7,219,593 km (0.109 R)
• M6: 8,428,344 km (0.101 R)
• M7: 8,891,499 km (0.068 R)
• M8: 11,026,111 km (0.102 R)
• M9: 12,096,484 km (0.059 R)
• M10: 20,189,429 km (0.1 R)
• M11: 29,257,304 km (0.111 R)
• M12: 30,866,229 km (0.115 R)
• M13: 37,025,024 km (0.089 R)
• M14: 41,115,030 km (0.115 R)
• M15: 50,332,652 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.5

Radius: 7.8

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 12.21 AU - 17.29 AU

Year: 20901 Days

Day: 16 Hours

Environment

Temp: -188 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,640,299 km

• M1: 97,388 km (0.085 R)
• M2: 384,018 km (0.11 R)
• M3: 633,996 km (0.091 R)
• M4: 1,315,414 km (0.044 R)
• M5: 2,760,081 km (0.11 R)
• M6: 3,743,836 km (0.119 R)
• M7: 5,149,608 km (0.114 R)
• M8: 6,422,985 km (0.053 R)
• M9: 7,219,892 km (0.104 R)
• M10: 15,453,011 km (0.111 R)
• M11: 17,032,615 km (0.097 R)
• M12: 17,582,238 km (0.086 R)
• M13: 17,981,963 km (0.041 R)
• M14: 18,716,938 km (0.093 R)
• M15: 22,506,850 km (0.06 R)
• M16: 23,940,895 km (0.049 R)
• M17: 24,830,105 km (0.11 R)
• M18: 27,952,961 km (0.071 R)
• M19: 29,384,014 km (0.075 R)
• M20: 31,328,188 km (0.096 R)
• M21: 35,981,280 km (0.087 R)
• M22: 37,541,286 km (0.112 R)
• M23: 40,935,064 km (0.106 R)
• M24: 43,939,438 km (0.12 R)
• M25: 44,824,160 km (0.071 R)
• M26: 50,543,885 km (0.085 R)
• M27: 52,663,686 km (0.095 R)
• M28: 53,161,249 km (0.12 R)
• M29: 54,503,142 km (0.075 R)
• M30: 55,695,736 km (0.079 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 18,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit