🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.51 AU - 0.67 AU

Year: 293 Days

Day: 17.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 111.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,705,157 km

• M1: 48,320 km (0.055 R)
• M2: 306,376 km (0.103 R)

Asteroid Belt

Center: 1.25 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.5

Radius: 12.6

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.57 AU - 2.23 AU

Year: 1691 Days

Day: 12.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 38,705,157 km

• M1: 156,779 km (0.074 R)
• M2: 609,911 km (0.062 R)
• M3: 1,993,242 km (0.115 R)
• M4: 2,675,857 km (0.101 R)
• M5: 4,036,749 km (0.058 R)
• M6: 5,115,200 km (0.063 R)
• M7: 7,141,354 km (0.057 R)
• M8: 7,558,432 km (0.075 R)
• M9: 10,014,381 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.3

Radius: 9.8

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.29 AU - 2.97 AU

Year: 2754 Days

Day: 9.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,705,157 km

• M1: 121,922 km (0.096 R)
• M2: 461,061 km (0.057 R)
• M3: 885,619 km (0.094 R)
• M4: 1,790,836 km (0.068 R)
• M5: 2,468,365 km (0.096 R)
• M6: 3,222,937 km (0.089 R)
• M7: 3,645,401 km (0.105 R)
• M8: 4,064,724 km (0.084 R)
• M9: 4,798,352 km (0.053 R)
• M10: 5,374,603 km (0.104 R)
• M11: 5,817,562 km (0.072 R)
• M12: 6,205,170 km (0.094 R)
• M13: 6,946,428 km (0.063 R)
• M14: 8,311,658 km (0.11 R)
• M15: 12,096,334 km (0.104 R)
• M16: 15,338,270 km (0.104 R)
• M17: 15,929,630 km (0.098 R)
• M18: 17,316,253 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.9

Radius: 12.1

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.5 AU - 3.48 AU

Year: 3338 Days

Day: 10.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,705,157 km

• M1: 211,831 km (0.12 R)
• M2: 715,975 km (0.115 R)
• M3: 3,407,690 km (0.097 R)
• M4: 5,496,974 km (0.065 R)
• M5: 5,881,590 km (0.076 R)
• M6: 6,335,919 km (0.088 R)
• M7: 7,841,322 km (0.113 R)
• M8: 12,261,640 km (0.099 R)
• M9: 13,345,626 km (0.101 R)
• M10: 15,703,887 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.1

Radius: 8.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.59 AU - 3.85 AU

Year: 3731 Days

Day: 14.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,705,157 km

• M1: 106,962 km (0.111 R)
• M2: 473,477 km (0.062 R)
• M3: 852,409 km (0.049 R)
• M4: 1,377,946 km (0.117 R)
• M5: 1,790,387 km (0.086 R)
• M6: 3,024,869 km (0.086 R)
• M7: 3,777,795 km (0.117 R)
• M8: 4,434,978 km (0.097 R)
• M9: 4,811,367 km (0.075 R)
• M10: 5,081,092 km (0.053 R)
• M11: 5,493,533 km (0.093 R)
• M12: 6,970,812 km (0.097 R)
• M13: 7,815,442 km (0.111 R)
• M14: 9,871,664 km (0.096 R)
• M15: 10,935,455 km (0.073 R)
• M16: 11,513,501 km (0.034 R)
• M17: 11,998,048 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870

Radius: 12.5

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.21 AU - 4.61 AU

Year: 4992 Days

Day: 7.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,705,157 km

• M1: 155,432 km (0.087 R)
• M2: 577,298 km (0.083 R)
• M3: 998,566 km (0.111 R)
• M4: 1,467,406 km (0.049 R)
• M5: 2,220,631 km (0.114 R)
• M6: 2,704,430 km (0.039 R)
• M7: 3,595,884 km (0.105 R)
• M8: 4,518,903 km (0.085 R)
• M9: 5,050,574 km (0.104 R)
• M10: 6,271,741 km (0.095 R)
• M11: 8,479,656 km (0.11 R)
• M12: 9,249,487 km (0.086 R)
• M13: 12,138,970 km (0.092 R)
• M14: 13,276,213 km (0.03 R)
• M15: 14,539,716 km (0.116 R)
• M16: 15,113,574 km (0.108 R)
• M17: 18,410,711 km (0.096 R)
• M18: 19,287,354 km (0.107 R)
• M19: 19,840,418 km (0.073 R)
• M20: 20,404,252 km (0.106 R)
• M21: 24,252,807 km (0.105 R)
• M22: 26,305,589 km (0.083 R)
• M23: 29,826,973 km (0.072 R)
• M24: 30,847,979 km (0.119 R)
• M25: 32,374,326 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.6

Radius: 3.3

Gravity: 15.57 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.2 AU - 9.78 AU

Year: 14583 Days

Day: 19.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 38,705,157 km

• M1: 41,289 km (0.059 R)
• M2: 505,342 km (0.112 R)
• M3: 955,033 km (0.066 R)
• M4: 1,642,585 km (0.047 R)
• M5: 1,800,261 km (0.107 R)
• M6: 2,405,833 km (0.084 R)
• M7: 2,667,031 km (0.064 R)
• M8: 2,988,217 km (0.077 R)
• M9: 3,379,715 km (0.11 R)
• M10: 4,080,880 km (0.119 R)
• M11: 4,961,563 km (0.079 R)
• M12: 5,079,895 km (0.079 R)
• M13: 5,928,564 km (0.04 R)
• M14: 6,509,003 km (0.083 R)
• M15: 6,904,091 km (0.047 R)
• M16: 8,816,999 km (0.106 R)
• M17: 9,345,229 km (0.103 R)
• M18: 10,129,122 km (0.104 R)
• M19: 10,708,216 km (0.088 R)
• M20: 11,566,010 km (0.05 R)
• M21: 12,853,299 km (0.059 R)
• M22: 14,173,800 km (0.094 R)
• M23: 19,468,218 km (0.09 R)
• M24: 20,285,770 km (0.111 R)
• M25: 21,126,062 km (0.074 R)
• M26: 22,389,266 km (0.087 R)
• M27: 22,957,439 km (0.087 R)
• M28: 26,479,422 km (0.077 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 14,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit