🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.43 AU - 0.63 AU

Year: 148 Days

Day: 20.8 Hours

Environment

Temp: 163 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.5

Radius: 14.6

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.29 AU - 4.77 AU

Year: 3692 Days

Day: 7.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,158,260 km

• M1: 181,612 km (0.1 R)
• M2: 657,931 km (0.071 R)
• M3: 1,196,633 km (0.114 R)
• M4: 1,667,867 km (0.073 R)
• M5: 2,266,258 km (0.091 R)
• M6: 3,025,019 km (0.059 R)
• M7: 3,546,068 km (0.05 R)
• M8: 4,082,077 km (0.116 R)
• M9: 4,696,775 km (0.094 R)
• M10: 5,184,763 km (0.077 R)
• M11: 5,821,003 km (0.097 R)
• M12: 6,509,003 km (0.049 R)
• M13: 9,655,645 km (0.105 R)
• M14: 11,106,445 km (0.099 R)
• M15: 11,931,178 km (0.108 R)
• M16: 12,747,235 km (0.069 R)
• M17: 13,498,066 km (0.096 R)
• M18: 14,869,131 km (0.033 R)
• M19: 17,398,232 km (0.07 R)
• M20: 18,765,108 km (0.11 R)
• M21: 22,279,012 km (0.11 R)
• M22: 23,443,183 km (0.075 R)
• M23: 24,647,446 km (0.101 R)
• M24: 25,264,836 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.5

Radius: 14.1

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.26 AU - 4.84 AU

Year: 3716 Days

Day: 9.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,158,260 km

• M1: 175,777 km (0.102 R)
• M2: 638,633 km (0.09 R)
• M3: 1,115,701 km (0.081 R)
• M4: 1,674,449 km (0.101 R)
• M5: 2,703,084 km (0.056 R)
• M6: 3,435,814 km (0.087 R)
• M7: 6,727,117 km (0.115 R)
• M8: 7,299,329 km (0.099 R)
• M9: 8,761,947 km (0.118 R)
• M10: 12,261,041 km (0.119 R)
• M11: 13,214,878 km (0.08 R)
• M12: 14,684,826 km (0.065 R)
• M13: 17,061,787 km (0.106 R)
• M14: 19,303,960 km (0.119 R)
• M15: 19,877,667 km (0.072 R)
• M16: 22,287,689 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.5

Radius: 11.8

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.01 AU - 5.13 AU

Year: 4371 Days

Day: 9.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,158,260 km

• M1: 146,905 km (0.096 R)
• M2: 657,931 km (0.087 R)
• M3: 1,199,925 km (0.101 R)
• M4: 1,697,188 km (0.107 R)
• M5: 2,283,911 km (0.048 R)
• M6: 3,116,722 km (0.083 R)
• M7: 3,690,131 km (0.102 R)
• M8: 4,141,916 km (0.098 R)
• M9: 4,681,665 km (0.076 R)
• M10: 5,157,686 km (0.076 R)
• M11: 5,724,363 km (0.092 R)
• M12: 6,363,893 km (0.112 R)
• M13: 6,783,216 km (0.096 R)
• M14: 7,822,024 km (0.079 R)
• M15: 9,043,939 km (0.115 R)
• M16: 12,351,399 km (0.1 R)
• M17: 14,439,336 km (0.04 R)
• M18: 15,509,559 km (0.113 R)
• M19: 16,511,117 km (0.074 R)
• M20: 17,934,242 km (0.085 R)
• M21: 19,979,693 km (0.082 R)
• M22: 21,450,839 km (0.035 R)
• M23: 22,992,894 km (0.117 R)
• M24: 24,294,545 km (0.079 R)
• M25: 28,148,036 km (0.065 R)
• M26: 28,754,955 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.3

Radius: 10.4

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.08 AU - 5.32 AU

Year: 4540 Days

Day: 6.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 153.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,158,260 km

• M1: 130,150 km (0.038 R)
• M2: 1,814,173 km (0.081 R)
• M3: 2,522,220 km (0.115 R)
• M4: 3,755,804 km (0.085 R)
• M5: 4,130,547 km (0.114 R)
• M6: 5,435,788 km (0.105 R)
• M7: 6,243,467 km (0.071 R)
• M8: 6,739,833 km (0.034 R)
• M9: 7,568,007 km (0.093 R)
• M10: 8,132,589 km (0.054 R)
• M11: 8,725,296 km (0.108 R)
• M12: 10,677,099 km (0.102 R)
• M13: 11,616,424 km (0.098 R)
• M14: 13,454,982 km (0.036 R)
• M15: 14,126,377 km (0.104 R)
• M16: 16,741,049 km (0.045 R)
• M17: 19,531,947 km (0.118 R)
• M18: 21,626,018 km (0.112 R)
• M19: 26,978,181 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.6

Radius: 11.6

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.03 AU - 6.97 AU

Year: 5627 Days

Day: 5.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,158,260 km

• M1: 145,559 km (0.094 R)
• M2: 507,137 km (0.079 R)
• M3: 925,562 km (0.086 R)
• M4: 1,729,501 km (0.107 R)
• M5: 2,214,796 km (0.085 R)
• M6: 3,047,159 km (0.071 R)
• M7: 4,435,128 km (0.095 R)
• M8: 4,971,885 km (0.038 R)
• M9: 5,813,822 km (0.062 R)
• M10: 7,320,871 km (0.081 R)
• M11: 7,889,044 km (0.114 R)
• M12: 10,069,582 km (0.086 R)
• M13: 12,131,490 km (0.105 R)
• M14: 14,792,237 km (0.103 R)
• M15: 16,229,275 km (0.091 R)
• M16: 17,444,309 km (0.097 R)
• M17: 18,010,387 km (0.116 R)
• M18: 22,543,801 km (0.117 R)
• M19: 23,291,192 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.4

Radius: 4.3

Gravity: 44.21 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 10.37 AU - 15.31 AU

Year: 17616 Days

Day: 23.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,158,260 km

• M1: 60,288 km (0.05 R)
• M2: 239,955 km (0.078 R)
• M3: 886,367 km (0.088 R)
• M4: 1,077,853 km (0.082 R)
• M5: 1,768,995 km (0.076 R)
• M6: 2,304,106 km (0.069 R)
• M7: 2,620,955 km (0.114 R)
• M8: 3,176,561 km (0.113 R)
• M9: 4,655,336 km (0.117 R)
• M10: 9,372,307 km (0.106 R)
• M11: 10,353,369 km (0.069 R)
• M12: 12,382,665 km (0.054 R)
• M13: 14,889,326 km (0.064 R)
• M14: 15,742,034 km (0.098 R)
• M15: 17,544,389 km (0.043 R)
• M16: 21,650,103 km (0.043 R)
• M17: 25,254,215 km (0.097 R)
• M18: 26,130,709 km (0.034 R)
• M19: 30,818,957 km (0.053 R)
• M20: 36,037,828 km (0.033 R)
• M21: 39,581,801 km (0.086 R)
• M22: 42,578,995 km (0.1 R)
• M23: 49,358,321 km (0.082 R)
• M24: 50,381,870 km (0.072 R)
• M25: 58,704,000 km (0.12 R)
• M26: 63,789,878 km (0.091 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: 324 - 17,410 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit