🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.47 AU - 0.73 AU

Year: 300 Days

Day: 34.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 76.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.2

Radius: 11.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.75 AU - 0.77 AU

Year: 428 Days

Day: 13.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 25,251,614 km

• M1: 145,559 km (0.032 R)
• M2: 574,007 km (0.082 R)
• M3: 1,137,692 km (0.054 R)
• M4: 1,603,390 km (0.114 R)
• M5: 2,318,468 km (0.055 R)
• M6: 3,669,187 km (0.114 R)

Asteroid Belt

Center: 1.42 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.8

Radius: 13.5

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.87 AU - 2.27 AU

Year: 1923 Days

Day: 5.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,251,614 km

• M1: 170,990 km (0.1 R)
• M2: 595,100 km (0.086 R)
• M3: 1,459,776 km (0.068 R)
• M4: 2,498,733 km (0.106 R)
• M5: 3,062,119 km (0.081 R)
• M6: 3,524,376 km (0.044 R)
• M7: 4,573,207 km (0.052 R)
• M8: 5,220,666 km (0.106 R)
• M9: 6,489,406 km (0.105 R)
• M10: 6,939,097 km (0.118 R)
• M11: 9,874,058 km (0.091 R)
• M12: 10,761,772 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.7

Radius: 9.7

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.79 AU - 2.87 AU

Year: 2296 Days

Day: 9.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 25,251,614 km

• M1: 120,725 km (0.117 R)
• M2: 485,744 km (0.079 R)
• M3: 1,206,357 km (0.056 R)
• M4: 1,936,245 km (0.036 R)
• M5: 5,530,184 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.4

Radius: 10.6

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.33 AU - 3.95 AU

Year: 4484 Days

Day: 9.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,251,614 km

• M1: 131,945 km (0.09 R)
• M2: 558,748 km (0.066 R)
• M3: 1,137,841 km (0.061 R)
• M4: 2,306,051 km (0.081 R)
• M5: 2,906,387 km (0.108 R)
• M6: 6,771,248 km (0.037 R)
• M7: 7,155,416 km (0.076 R)
• M8: 8,542,487 km (0.108 R)
• M9: 10,019,018 km (0.112 R)
• M10: 10,861,254 km (0.11 R)
• M11: 11,478,495 km (0.114 R)
• M12: 12,782,839 km (0.084 R)
• M13: 17,406,460 km (0.113 R)
• M14: 20,618,177 km (0.101 R)
• M15: 21,840,242 km (0.105 R)
• M16: 23,398,603 km (0.07 R)
• M17: 24,652,682 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.5

Radius: 14.4

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.73 AU - 6.07 AU

Year: 7003 Days

Day: 13.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,251,614 km

• M1: 179,218 km (0.039 R)
• M2: 778,956 km (0.109 R)
• M3: 1,366,577 km (0.062 R)
• M4: 2,026,303 km (0.067 R)
• M5: 2,625,742 km (0.102 R)
• M6: 4,764,543 km (0.073 R)
• M7: 6,365,389 km (0.069 R)
• M8: 9,258,762 km (0.094 R)
• M9: 10,156,199 km (0.039 R)
• M10: 10,970,909 km (0.112 R)
• M11: 11,441,993 km (0.111 R)
• M12: 13,199,020 km (0.066 R)
• M13: 13,949,852 km (0.083 R)
• M14: 15,420,100 km (0.077 R)
• M15: 19,340,312 km (0.1 R)
• M16: 21,676,881 km (0.107 R)
• M17: 26,397,891 km (0.077 R)
• M18: 27,075,270 km (0.058 R)
• M19: 28,997,752 km (0.089 R)
• M20: 29,809,919 km (0.104 R)
• M21: 31,197,290 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464

Radius: 10.4

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.81 AU - 6.19 AU

Year: 8328 Days

Day: 12.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,251,614 km

• M1: 130,001 km (0.105 R)
• M2: 569,519 km (0.074 R)
• M3: 1,063,342 km (0.039 R)
• M4: 1,950,008 km (0.117 R)
• M5: 2,802,716 km (0.079 R)
• M6: 3,791,109 km (0.12 R)
• M7: 5,260,759 km (0.094 R)
• M8: 6,477,588 km (0.115 R)
• M9: 9,547,934 km (0.053 R)
• M10: 11,148,482 km (0.101 R)
• M11: 11,499,140 km (0.115 R)
• M12: 13,589,171 km (0.078 R)
• M13: 14,105,434 km (0.089 R)
• M14: 16,494,661 km (0.109 R)
• M15: 17,887,268 km (0.112 R)
• M16: 18,647,225 km (0.111 R)
• M17: 22,773,733 km (0.115 R)
• M18: 25,177,172 km (0.116 R)
• M19: 28,297,335 km (0.092 R)
• M20: 30,094,753 km (0.117 R)
• M21: 32,269,757 km (0.058 R)
• M22: 33,085,963 km (0.08 R)
• M23: 36,598,969 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.7

Radius: 4.1

Gravity: 51.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.96 AU - 6.74 AU

Year: 10332 Days

Day: 17 Hours

Environment

Temp: -212 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 25,251,614 km

• M1: 54,154 km (0.057 R)
• M2: 598,391 km (0.032 R)
• M3: 763,248 km (0.085 R)
• M4: 1,090,868 km (0.116 R)
• M5: 1,393,504 km (0.109 R)
• M6: 2,091,079 km (0.101 R)
• M7: 2,277,478 km (0.11 R)
• M8: 3,113,132 km (0.089 R)
• M9: 4,164,057 km (0.092 R)
• M10: 4,613,000 km (0.079 R)
• M11: 4,929,699 km (0.093 R)
• M12: 5,060,298 km (0.083 R)
• M13: 5,606,330 km (0.108 R)
• M14: 6,266,505 km (0.114 R)
• M15: 6,654,861 km (0.03 R)
• M16: 7,141,802 km (0.119 R)
• M17: 8,050,609 km (0.103 R)
• M18: 8,277,849 km (0.105 R)
• M19: 8,509,426 km (0.054 R)
• M20: 8,650,347 km (0.104 R)
• M21: 9,732,239 km (0.079 R)
• M22: 10,199,732 km (0.111 R)
• M23: 11,519,634 km (0.105 R)
• M24: 14,095,859 km (0.071 R)
• M25: 14,359,600 km (0.118 R)
• M26: 15,727,972 km (0.103 R)
• M27: 16,443,798 km (0.045 R)
• M28: 16,736,112 km (0.08 R)
• M29: 22,517,771 km (0.067 R)
• M30: 22,697,438 km (0.091 R)
• M31: 23,334,126 km (0.057 R)
• M32: 31,029,740 km (0.049 R)
• M33: 31,700,686 km (0.114 R)
• M34: 33,654,285 km (0.106 R)
• M35: 35,322,301 km (0.116 R)
• M36: 39,340,051 km (0.116 R)
• M37: 41,055,640 km (0.084 R)
• M38: 41,324,018 km (0.076 R)
• M39: 43,512,635 km (0.116 R)
• M40: 44,071,533 km (0.093 R)
• M41: 49,927,242 km (0.047 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.1

Radius: 4

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.64 AU - 10.22 AU

Year: 15804 Days

Day: 15.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,251,614 km

• M1: 55,501 km (0.084 R)
• M2: 187,147 km (0.069 R)
• M3: 336,745 km (0.076 R)
• M4: 472,580 km (0.051 R)
• M5: 906,862 km (0.074 R)
• M6: 3,822,974 km (0.084 R)
• M7: 6,232,098 km (0.078 R)
• M8: 6,656,208 km (0.115 R)
• M9: 7,034,840 km (0.089 R)
• M10: 8,731,130 km (0.069 R)
• M11: 12,240,846 km (0.095 R)
• M12: 18,421,931 km (0.118 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: 213 - 17,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit