🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.05 AU - 1.43 AU

Year: 612 Days

Day: 13.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.86 AU - 2.12 AU

Year: 1243 Days

Day: 28 Hours

Environment

Temp: -121 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.33 AU - 2.51 AU

Year: 1667 Days

Day: 26.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,848,559 km

• M1: 910,752 km (0.106 R)

Asteroid Belt

Center: 3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.3

Radius: 9.9

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.1 AU - 4.06 AU

Year: 3000 Days

Day: 6.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,848,559 km

• M1: 123,717 km (0.08 R)
• M2: 607,218 km (0.098 R)
• M3: 1,044,492 km (0.103 R)
• M4: 1,876,256 km (0.12 R)
• M5: 2,340,159 km (0.084 R)
• M6: 2,979,840 km (0.113 R)
• M7: 3,634,031 km (0.105 R)
• M8: 4,100,178 km (0.11 R)
• M9: 5,532,428 km (0.067 R)
• M10: 6,012,488 km (0.088 R)
• M11: 6,578,417 km (0.118 R)
• M12: 6,995,496 km (0.052 R)
• M13: 7,430,077 km (0.088 R)
• M14: 8,595,744 km (0.044 R)
• M15: 9,575,161 km (0.067 R)
• M16: 10,033,679 km (0.116 R)
• M17: 10,627,433 km (0.032 R)
• M18: 12,414,828 km (0.098 R)
• M19: 13,145,763 km (0.114 R)
• M20: 14,443,974 km (0.117 R)
• M21: 17,349,463 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.3

Radius: 13.3

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.17 AU - 5.21 AU

Year: 4499 Days

Day: 9.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,848,559 km

• M1: 166,951 km (0.112 R)
• M2: 936,632 km (0.072 R)
• M3: 1,574,817 km (0.116 R)
• M4: 2,395,511 km (0.09 R)
• M5: 3,340,670 km (0.076 R)
• M6: 4,298,844 km (0.094 R)
• M7: 5,097,697 km (0.08 R)
• M8: 5,547,538 km (0.052 R)
• M9: 7,059,374 km (0.1 R)
• M10: 9,071,316 km (0.111 R)
• M11: 9,524,148 km (0.107 R)
• M12: 10,927,975 km (0.062 R)
• M13: 11,727,725 km (0.098 R)
• M14: 15,380,755 km (0.03 R)
• M15: 17,120,878 km (0.102 R)
• M16: 19,189,667 km (0.11 R)
• M17: 19,663,443 km (0.058 R)
• M18: 20,776,152 km (0.085 R)
• M19: 22,448,357 km (0.085 R)
• M20: 28,003,076 km (0.11 R)
• M21: 30,772,880 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.4

Radius: 12.3

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.63 AU - 9.35 AU

Year: 10957 Days

Day: 7.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,848,559 km

• M1: 153,039 km (0.109 R)
• M2: 717,172 km (0.085 R)
• M3: 1,289,534 km (0.114 R)
• M4: 2,189,215 km (0.112 R)
• M5: 4,506,935 km (0.092 R)
• M6: 5,316,260 km (0.088 R)
• M7: 6,025,054 km (0.069 R)
• M8: 6,760,926 km (0.095 R)
• M9: 8,251,968 km (0.099 R)
• M10: 10,646,282 km (0.067 R)
• M11: 11,372,430 km (0.098 R)
• M12: 11,976,955 km (0.103 R)
• M13: 12,977,914 km (0.051 R)
• M14: 14,847,738 km (0.103 R)
• M15: 17,678,728 km (0.108 R)
• M16: 26,164,967 km (0.116 R)
• M17: 27,487,262 km (0.057 R)
• M18: 28,761,387 km (0.095 R)
• M19: 30,074,258 km (0.052 R)
• M20: 31,919,548 km (0.12 R)
• M21: 34,045,633 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725

Radius: 6.1

Gravity: 19.48 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 9.75 AU - 11.71 AU

Year: 15568 Days

Day: 24.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 41,848,559 km

• M1: 77,492 km (0.097 R)
• M2: 458,069 km (0.079 R)
• M3: 993,180 km (0.079 R)
• M4: 1,917,097 km (0.06 R)
• M5: 2,474,199 km (0.094 R)
• M6: 3,133,627 km (0.1 R)
• M7: 4,397,429 km (0.113 R)
• M8: 5,851,222 km (0.093 R)
• M9: 6,538,773 km (0.116 R)
• M10: 7,928,986 km (0.119 R)
• M11: 10,225,014 km (0.112 R)
• M12: 10,453,450 km (0.058 R)
• M13: 10,685,327 km (0.108 R)
• M14: 11,462,787 km (0.068 R)
• M15: 12,149,591 km (0.085 R)
• M16: 12,929,744 km (0.099 R)
• M17: 16,308,262 km (0.037 R)
• M18: 19,436,803 km (0.097 R)
• M19: 19,699,646 km (0.097 R)
• M20: 20,774,656 km (0.108 R)
• M21: 25,051,510 km (0.097 R)
• M22: 29,880,379 km (0.052 R)
• M23: 35,164,924 km (0.088 R)
• M24: 36,344,653 km (0.112 R)
• M25: 37,280,238 km (0.069 R)
• M26: 42,200,512 km (0.111 R)
• M27: 43,382,934 km (0.083 R)
• M28: 46,591,359 km (0.083 R)
• M29: 47,219,969 km (0.08 R)
• M30: 49,139,609 km (0.091 R)
• M31: 56,445,521 km (0.062 R)
• M32: 64,637,201 km (0.119 R)
• M33: 65,615,421 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.3

Radius: 5.3

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 12.2 AU - 16.3 AU

Year: 23826 Days

Day: 18 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,848,559 km

• M1: 76,893 km (0.086 R)
• M2: 321,935 km (0.044 R)
• M3: 643,570 km (0.095 R)
• M4: 1,263,055 km (0.068 R)
• M5: 1,581,100 km (0.107 R)
• M6: 1,919,490 km (0.119 R)
• M7: 2,563,509 km (0.056 R)
• M8: 3,600,970 km (0.043 R)
• M9: 5,839,852 km (0.043 R)
• M10: 7,562,023 km (0.093 R)
• M11: 7,926,593 km (0.069 R)
• M12: 8,603,673 km (0.112 R)
• M13: 10,916,605 km (0.108 R)
• M14: 11,382,304 km (0.084 R)
• M15: 11,807,311 km (0.102 R)
• M16: 13,145,763 km (0.076 R)
• M17: 19,665,986 km (0.095 R)
• M18: 22,106,825 km (0.078 R)
• M19: 22,851,524 km (0.047 R)
• M20: 26,642,034 km (0.079 R)
• M21: 30,729,048 km (0.098 R)
• M22: 41,723,295 km (0.06 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 20,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit