🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.53 AU - 0.67 AU

Year: 296 Days

Day: 35 Hours

Environment

Temp: -125 °C

Axial Tilt: 126.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,463,744 km

• M1: 65,524 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559

Radius: 15

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.56 AU - 0.8 AU

Year: 357 Days

Day: 9.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,463,744 km

• M1: 187,297 km (0.08 R)
• M2: 683,363 km (0.119 R)
• M3: 1,169,407 km (0.097 R)
• M4: 1,673,103 km (0.071 R)
• M5: 2,170,665 km (0.111 R)
• M6: 3,442,546 km (0.111 R)
• M7: 3,963,596 km (0.099 R)
• M8: 4,604,772 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685

Radius: 9.8

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.67 AU - 0.75 AU

Year: 380 Days

Day: 8.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,463,744 km

• M1: 121,922 km (0.081 R)
• M2: 455,974 km (0.108 R)
• M3: 1,118,842 km (0.109 R)
• M4: 1,440,777 km (0.114 R)
• M5: 1,893,311 km (0.119 R)
• M6: 2,503,820 km (0.098 R)
• M7: 3,141,106 km (0.115 R)
• M8: 3,504,480 km (0.114 R)
• M9: 4,115,437 km (0.054 R)
• M10: 4,509,628 km (0.097 R)
• M11: 4,943,761 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.2

Radius: 10

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.58 AU - 0.88 AU

Year: 397 Days

Day: 14.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 35,463,744 km

• M1: 124,316 km (0.119 R)
• M2: 456,124 km (0.086 R)
• M3: 959,820 km (0.087 R)
• M4: 1,278,613 km (0.115 R)
• M5: 1,721,273 km (0.039 R)
• M6: 2,306,949 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.7

Radius: 12.3

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.63 AU - 0.97 AU

Year: 455 Days

Day: 13.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,463,744 km

• M1: 153,039 km (0.101 R)
• M2: 542,143 km (0.06 R)
• M3: 1,004,251 km (0.092 R)
• M4: 1,429,408 km (0.093 R)
• M5: 2,027,650 km (0.06 R)
• M6: 2,479,136 km (0.07 R)
• M7: 2,997,941 km (0.083 R)
• M8: 3,399,761 km (0.087 R)
• M9: 4,255,760 km (0.07 R)
• M10: 4,908,007 km (0.103 R)
• M11: 5,401,830 km (0.102 R)
• M12: 5,802,752 km (0.051 R)
• M13: 6,279,819 km (0.087 R)
• M14: 6,723,826 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.7

Radius: 10.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.84 AU - 1.18 AU

Year: 645 Days

Day: 14.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,463,744 km

• M1: 128,056 km (0.099 R)
• M2: 596,447 km (0.055 R)
• M3: 1,004,849 km (0.082 R)
• M4: 1,418,637 km (0.09 R)
• M5: 2,359,906 km (0.072 R)
• M6: 2,714,453 km (0.119 R)
• M7: 3,368,794 km (0.054 R)
• M8: 3,753,710 km (0.089 R)
• M9: 4,182,308 km (0.112 R)
• M10: 5,424,120 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.9

Radius: 10.7

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.69 AU - 1.73 AU

Year: 1422 Days

Day: 14.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,463,744 km

• M1: 132,993 km (0.083 R)
• M2: 754,572 km (0.096 R)
• M3: 1,148,463 km (0.066 R)
• M4: 1,662,182 km (0.082 R)
• M5: 2,207,466 km (0.105 R)
• M6: 2,557,076 km (0.119 R)
• M7: 2,934,362 km (0.113 R)
• M8: 4,068,314 km (0.12 R)

Asteroid Belt

Center: 2.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.4

Radius: 12.1

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.28 AU - 2.32 AU

Year: 2218 Days

Day: 5.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,463,744 km

• M1: 150,645 km (0.038 R)
• M2: 584,778 km (0.062 R)
• M3: 967,898 km (0.101 R)
• M4: 1,403,826 km (0.119 R)
• M5: 2,013,737 km (0.115 R)
• M6: 4,019,844 km (0.088 R)
• M7: 4,592,206 km (0.116 R)
• M8: 5,595,110 km (0.042 R)
• M9: 6,035,227 km (0.08 R)
• M10: 7,418,110 km (0.116 R)
• M11: 7,841,920 km (0.098 R)
• M12: 8,366,111 km (0.103 R)
• M13: 8,796,504 km (0.067 R)
• M14: 9,181,270 km (0.043 R)
• M15: 9,577,405 km (0.118 R)
• M16: 10,016,774 km (0.048 R)
• M17: 11,982,490 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 620.2

Radius: 4.1

Gravity: 36.89 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.58 AU - 7.5 AU

Year: 10634 Days

Day: 22.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 35,463,744 km

• M1: 51,013 km (0.11 R)
• M2: 414,386 km (0.109 R)
• M3: 600,635 km (0.12 R)
• M4: 778,208 km (0.075 R)
• M5: 1,215,931 km (0.095 R)
• M6: 1,354,010 km (0.114 R)
• M7: 1,632,412 km (0.098 R)
• M8: 2,173,807 km (0.037 R)
• M9: 2,935,858 km (0.103 R)
• M10: 3,304,617 km (0.069 R)
• M11: 3,475,458 km (0.067 R)
• M12: 4,050,811 km (0.075 R)
• M13: 5,125,672 km (0.048 R)
• M14: 9,082,835 km (0.095 R)
• M15: 12,003,733 km (0.1 R)
• M16: 12,761,446 km (0.115 R)
• M17: 13,182,415 km (0.098 R)
• M18: 14,827,393 km (0.03 R)
• M19: 15,767,466 km (0.099 R)
• M20: 18,747,904 km (0.053 R)
• M21: 20,656,025 km (0.092 R)
• M22: 21,319,791 km (0.085 R)
• M23: 27,347,388 km (0.063 R)
• M24: 31,069,533 km (0.118 R)
• M25: 33,163,604 km (0.104 R)
• M26: 34,418,132 km (0.04 R)
• M27: 35,703,776 km (0.111 R)
• M28: 43,554,074 km (0.12 R)
• M29: 47,878,051 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51

Radius: 3.3

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 8.58 AU - 13.5 AU

Year: 23323 Days

Day: 22.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,463,744 km

• M1: 40,990 km (0.066 R)
• M2: 153,487 km (0.045 R)
• M3: 407,953 km (0.084 R)
• M4: 549,323 km (0.113 R)
• M5: 826,977 km (0.063 R)
• M6: 978,520 km (0.086 R)
• M7: 1,257,071 km (0.036 R)
• M8: 1,360,892 km (0.043 R)
• M9: 2,142,242 km (0.035 R)
• M10: 3,312,097 km (0.067 R)
• M11: 3,672,029 km (0.106 R)
• M12: 8,647,655 km (0.106 R)
• M13: 8,940,567 km (0.07 R)
• M14: 10,886,835 km (0.114 R)
• M15: 12,087,209 km (0.102 R)
• M16: 12,826,671 km (0.084 R)
• M17: 14,806,449 km (0.119 R)
• M18: 18,382,287 km (0.066 R)
• M19: 19,500,681 km (0.12 R)
• M20: 21,489,285 km (0.096 R)
• M21: 34,934,992 km (0.109 R)
• M22: 35,463,671 km (0.082 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 12,421 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit