🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.45 AU - 0.57 AU

Year: 235 Days

Day: 37.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,073,747 km

• M1: 28,573 km (0.118 R)

Asteroid Belt

Center: 0.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.3

Radius: 13.9

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.9 AU - 1.3 AU

Year: 745 Days

Day: 7.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,073,747 km

• M1: 172,935 km (0.093 R)
• M2: 618,138 km (0.05 R)
• M3: 1,062,594 km (0.099 R)
• M4: 1,579,155 km (0.079 R)
• M5: 2,538,227 km (0.079 R)
• M6: 3,090,393 km (0.107 R)
• M7: 4,832,161 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.3

Radius: 10.8

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.25 AU - 1.81 AU

Year: 1222 Days

Day: 9.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,073,747 km

• M1: 134,339 km (0.105 R)
• M2: 500,255 km (0.066 R)
• M3: 894,894 km (0.104 R)
• M4: 1,231,340 km (0.071 R)
• M5: 2,581,012 km (0.081 R)
• M6: 3,085,755 km (0.071 R)
• M7: 4,157,923 km (0.099 R)
• M8: 4,640,825 km (0.092 R)
• M9: 5,390,460 km (0.101 R)
• M10: 6,298,370 km (0.108 R)
• M11: 6,643,342 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.8

Radius: 14.4

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.43 AU - 1.75 AU

Year: 1295 Days

Day: 6.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,073,747 km

• M1: 179,817 km (0.099 R)
• M2: 720,613 km (0.117 R)
• M3: 1,338,602 km (0.088 R)
• M4: 1,907,223 km (0.039 R)
• M5: 3,749,072 km (0.106 R)
• M6: 4,475,669 km (0.116 R)
• M7: 4,940,320 km (0.117 R)
• M8: 5,837,159 km (0.066 R)
• M9: 7,282,574 km (0.092 R)
• M10: 8,897,483 km (0.117 R)
• M11: 9,545,990 km (0.079 R)
• M12: 10,384,785 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.7

Radius: 14.6

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.86 AU - 4.22 AU

Year: 5243 Days

Day: 8 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,073,747 km

• M1: 181,612 km (0.106 R)
• M2: 870,959 km (0.081 R)
• M3: 1,659,190 km (0.069 R)
• M4: 2,254,889 km (0.062 R)
• M5: 3,614,135 km (0.046 R)
• M6: 5,096,051 km (0.089 R)
• M7: 6,775,288 km (0.113 R)
• M8: 7,472,563 km (0.095 R)
• M9: 9,046,782 km (0.117 R)
• M10: 10,792,439 km (0.099 R)
• M11: 11,449,473 km (0.107 R)
• M12: 14,643,238 km (0.068 R)
• M13: 15,143,643 km (0.112 R)
• M14: 15,759,088 km (0.038 R)
• M15: 16,767,827 km (0.094 R)
• M16: 18,332,321 km (0.083 R)
• M17: 19,448,022 km (0.102 R)
• M18: 21,047,672 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.6

Radius: 10.3

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.25 AU - 6.31 AU

Year: 7834 Days

Day: 7.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,073,747 km

• M1: 128,056 km (0.105 R)
• M2: 460,761 km (0.114 R)
• M3: 1,096,702 km (0.1 R)
• M4: 2,626,041 km (0.119 R)
• M5: 2,979,690 km (0.108 R)
• M6: 3,386,447 km (0.04 R)
• M7: 4,042,434 km (0.044 R)
• M8: 4,464,898 km (0.119 R)
• M9: 5,727,953 km (0.098 R)
• M10: 6,133,812 km (0.098 R)
• M11: 6,795,633 km (0.058 R)
• M12: 7,179,501 km (0.03 R)
• M13: 9,027,484 km (0.091 R)
• M14: 9,621,537 km (0.099 R)
• M15: 10,241,321 km (0.099 R)
• M16: 12,312,952 km (0.036 R)
• M17: 13,914,248 km (0.093 R)
• M18: 14,307,092 km (0.051 R)
• M19: 15,770,757 km (0.062 R)
• M20: 17,852,411 km (0.111 R)
• M21: 24,127,145 km (0.085 R)
• M22: 27,228,308 km (0.114 R)
• M23: 29,101,723 km (0.081 R)
• M24: 31,828,144 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.6

Radius: 6.9

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.53 AU - 11.71 AU

Year: 22346 Days

Day: 17.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,073,747 km

• M1: 85,869 km (0.072 R)
• M2: 388,954 km (0.074 R)
• M3: 629,059 km (0.108 R)
• M4: 872,455 km (0.107 R)
• M5: 1,688,960 km (0.065 R)
• M6: 2,294,233 km (0.071 R)
• M7: 2,510,551 km (0.094 R)
• M8: 3,216,953 km (0.06 R)
• M9: 3,747,127 km (0.083 R)
• M10: 4,142,365 km (0.085 R)
• M11: 4,531,469 km (0.102 R)
• M12: 4,909,503 km (0.117 R)
• M13: 8,020,989 km (0.105 R)
• M14: 8,523,189 km (0.031 R)
• M15: 9,315,310 km (0.119 R)
• M16: 10,505,361 km (0.043 R)
• M17: 11,921,604 km (0.076 R)
• M18: 13,047,029 km (0.108 R)
• M19: 14,314,123 km (0.062 R)
• M20: 22,286,941 km (0.062 R)
• M21: 22,778,819 km (0.118 R)
• M22: 25,454,078 km (0.063 R)
• M23: 27,089,182 km (0.119 R)
• M24: 29,493,968 km (0.093 R)
• M25: 33,298,691 km (0.077 R)
• M26: 35,384,833 km (0.078 R)
• M27: 45,383,057 km (0.074 R)
• M28: 51,618,895 km (0.109 R)
• M29: 66,362,064 km (0.115 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: 393 - 10,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit