🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.53 AU - 0.53 AU

Year: 245 Days

Day: 23.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.6

Radius: 8.9

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.59 AU - 0.79 AU

Year: 364 Days

Day: 8.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,208,339 km

• M1: 110,702 km (0.064 R)
• M2: 428,000 km (0.084 R)
• M3: 755,768 km (0.081 R)
• M4: 1,164,171 km (0.033 R)
• M5: 1,505,254 km (0.113 R)
• M6: 1,802,654 km (0.097 R)
• M7: 2,132,069 km (0.114 R)
• M8: 2,596,271 km (0.105 R)
• M9: 3,146,492 km (0.108 R)
• M10: 3,573,145 km (0.105 R)
• M11: 3,863,365 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.7

Radius: 8.8

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.57 AU - 0.91 AU

Year: 405 Days

Day: 12.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,208,339 km

• M1: 109,506 km (0.045 R)
• M2: 406,607 km (0.06 R)
• M3: 687,253 km (0.083 R)
• M4: 1,327,831 km (0.1 R)
• M5: 1,607,429 km (0.062 R)
• M6: 2,024,957 km (0.087 R)
• M7: 3,099,219 km (0.114 R)
• M8: 3,497,149 km (0.058 R)
• M9: 4,528,328 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.2

Radius: 9.5

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.61 AU - 0.89 AU

Year: 413 Days

Day: 7.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 16,208,339 km

• M1: 118,482 km (0.097 R)
• M2: 430,991 km (0.108 R)
• M3: 774,019 km (0.084 R)
• M4: 1,710,652 km (0.096 R)
• M5: 2,065,498 km (0.12 R)
• M6: 3,174,168 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.3

Radius: 14.5

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.7 AU - 1.04 AU

Year: 516 Days

Day: 12.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 16,208,339 km

• M1: 180,265 km (0.111 R)
• M2: 648,656 km (0.037 R)
• M3: 1,274,424 km (0.092 R)
• M4: 1,936,096 km (0.116 R)
• M5: 3,092,487 km (0.1 R)
• M6: 3,830,453 km (0.089 R)
• M7: 4,614,795 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.7

Radius: 8.2

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.94 AU - 0.98 AU

Year: 598 Days

Day: 8.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 16,208,339 km

• M1: 102,325 km (0.075 R)
• M2: 423,811 km (0.107 R)
• M3: 1,105,977 km (0.106 R)
• M4: 1,877,004 km (0.051 R)
• M5: 2,303,059 km (0.111 R)
• M6: 2,635,615 km (0.11 R)
• M7: 3,361,614 km (0.035 R)
• M8: 3,699,855 km (0.1 R)
• M9: 4,019,396 km (0.084 R)
• M10: 4,653,541 km (0.08 R)
• M11: 5,537,964 km (0.103 R)
• M12: 5,868,276 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.7

Radius: 9.5

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.37 AU - 1.65 AU

Year: 1180 Days

Day: 11.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,208,339 km

• M1: 118,182 km (0.054 R)
• M2: 456,872 km (0.085 R)
• M3: 753,076 km (0.049 R)
• M4: 1,517,670 km (0.1 R)
• M5: 2,014,635 km (0.117 R)
• M6: 2,344,049 km (0.083 R)
• M7: 2,640,103 km (0.114 R)
• M8: 3,295,641 km (0.065 R)
• M9: 3,712,720 km (0.074 R)
• M10: 4,055,897 km (0.108 R)
• M11: 4,453,229 km (0.118 R)
• M12: 4,789,525 km (0.109 R)
• M13: 5,088,721 km (0.112 R)
• M14: 5,608,873 km (0.075 R)
• M15: 6,497,784 km (0.097 R)
• M16: 6,998,338 km (0.112 R)
• M17: 8,200,207 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.5

Radius: 8.8

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.93 AU - 2.69 AU

Year: 2232 Days

Day: 10.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 132.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,208,339 km

• M1: 109,506 km (0.058 R)
• M2: 385,963 km (0.098 R)
• M3: 1,035,367 km (0.079 R)
• M4: 1,345,334 km (0.087 R)
• M5: 2,295,579 km (0.061 R)
• M6: 3,763,583 km (0.109 R)
• M7: 4,758,858 km (0.057 R)
• M8: 5,444,166 km (0.036 R)
• M9: 6,295,228 km (0.097 R)
• M10: 6,928,326 km (0.038 R)
• M11: 8,321,232 km (0.033 R)
• M12: 12,523,287 km (0.08 R)
• M13: 14,666,575 km (0.109 R)
• M14: 15,076,773 km (0.101 R)
• M15: 15,825,061 km (0.077 R)
• M16: 16,111,990 km (0.101 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 19,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit