🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.57 AU - 0.57 AU

Year: 274 Days

Day: 30.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.3

Radius: 14.7

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.99 AU - 1.52 AU

Year: 889 Days

Day: 8.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,766,280 km

• M1: 182,809 km (0.112 R)
• M2: 654,042 km (0.11 R)
• M3: 1,469,949 km (0.1 R)
• M4: 2,367,685 km (0.098 R)
• M5: 3,539,037 km (0.117 R)
• M6: 4,194,126 km (0.055 R)
• M7: 4,658,328 km (0.09 R)
• M8: 5,578,056 km (0.094 R)
• M9: 6,386,034 km (0.032 R)
• M10: 7,969,228 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.2

Radius: 13.7

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.97 AU - 1.55 AU

Year: 899 Days

Day: 5.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,766,280 km

• M1: 170,392 km (0.093 R)
• M2: 600,486 km (0.084 R)
• M3: 1,031,029 km (0.111 R)
• M4: 1,664,276 km (0.084 R)
• M5: 2,302,910 km (0.08 R)
• M6: 3,061,670 km (0.059 R)
• M7: 3,641,212 km (0.11 R)
• M8: 4,127,405 km (0.117 R)
• M9: 4,966,500 km (0.098 R)
• M10: 5,407,514 km (0.066 R)
• M11: 5,853,765 km (0.119 R)
• M12: 7,540,032 km (0.119 R)
• M13: 8,124,810 km (0.075 R)
• M14: 10,429,964 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.1

Radius: 12.3

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.8 AU - 5.06 AU

Year: 5928 Days

Day: 9.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,766,280 km

• M1: 153,039 km (0.091 R)
• M2: 686,804 km (0.055 R)
• M3: 1,223,411 km (0.04 R)
• M4: 1,738,626 km (0.094 R)
• M5: 2,854,627 km (0.119 R)
• M6: 3,671,730 km (0.118 R)
• M7: 4,786,683 km (0.105 R)
• M8: 5,518,366 km (0.033 R)
• M9: 7,041,871 km (0.092 R)
• M10: 7,471,666 km (0.094 R)
• M11: 8,716,619 km (0.111 R)
• M12: 9,808,684 km (0.111 R)
• M13: 11,299,277 km (0.117 R)
• M14: 11,843,663 km (0.11 R)
• M15: 13,281,598 km (0.11 R)
• M16: 14,994,195 km (0.096 R)
• M17: 15,988,272 km (0.053 R)
• M18: 17,560,845 km (0.036 R)
• M19: 19,880,510 km (0.12 R)
• M20: 21,490,183 km (0.107 R)
• M21: 23,185,127 km (0.041 R)
• M22: 26,048,430 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887

Radius: 3.7

Gravity: 64.79 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.14 AU - 9.2 AU

Year: 14848 Days

Day: 23 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,766,280 km

• M1: 48,619 km (0.111 R)
• M2: 213,177 km (0.096 R)
• M3: 403,914 km (0.11 R)
• M4: 749,934 km (0.119 R)
• M5: 1,186,012 km (0.105 R)
• M6: 1,720,525 km (0.11 R)
• M7: 1,899,145 km (0.081 R)
• M8: 2,909,679 km (0.084 R)
• M9: 5,336,306 km (0.072 R)
• M10: 7,374,577 km (0.111 R)
• M11: 11,413,121 km (0.096 R)
• M12: 13,860,243 km (0.083 R)
• M13: 14,144,030 km (0.105 R)
• M14: 17,775,518 km (0.087 R)
• M15: 18,364,635 km (0.087 R)
• M16: 19,053,682 km (0.118 R)
• M17: 22,465,711 km (0.087 R)
• M18: 23,957,650 km (0.033 R)
• M19: 34,446,855 km (0.077 R)
• M20: 34,836,856 km (0.1 R)
• M21: 43,115,902 km (0.054 R)
• M22: 45,567,811 km (0.11 R)
• M23: 47,787,993 km (0.086 R)
• M24: 50,079,234 km (0.079 R)
• M25: 52,958,544 km (0.057 R)
• M26: 56,484,865 km (0.062 R)
• M27: 62,254,855 km (0.064 R)
• M28: 64,000,811 km (0.117 R)
• M29: 64,984,717 km (0.079 R)
• M30: 65,381,001 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.3

Radius: 7.9

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.81 AU - 9.09 AU

Year: 17024 Days

Day: 21.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,766,280 km

• M1: 149,299 km (0.119 R)
• M2: 1,450,351 km (0.114 R)
• M3: 5,224,706 km (0.057 R)
• M4: 5,886,527 km (0.071 R)
• M5: 6,181,534 km (0.093 R)
• M6: 6,525,010 km (0.038 R)
• M7: 7,461,194 km (0.104 R)
• M8: 11,081,013 km (0.118 R)
• M9: 11,703,640 km (0.092 R)
• M10: 12,170,834 km (0.086 R)
• M11: 17,100,981 km (0.06 R)
• M12: 18,789,792 km (0.086 R)
• M13: 20,925,601 km (0.069 R)
• M14: 26,661,781 km (0.094 R)
• M15: 29,672,139 km (0.05 R)
• M16: 30,650,659 km (0.073 R)
• M17: 42,053,457 km (0.075 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 10,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit