🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.54 AU - 0.6 AU

Year: 278 Days

Day: 36.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 100.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.59 AU - 0.59 AU

Year: 293 Days

Day: 18.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.5

Radius: 12

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.02 AU - 1.4 AU

Year: 859 Days

Day: 8.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,568,126 km

• M1: 149,299 km (0.064 R)
• M2: 535,112 km (0.031 R)
• M3: 1,008,290 km (0.079 R)
• M4: 1,494,782 km (0.068 R)
• M5: 2,036,476 km (0.113 R)
• M6: 2,415,706 km (0.103 R)
• M7: 3,155,019 km (0.078 R)
• M8: 4,386,509 km (0.099 R)
• M9: 4,879,583 km (0.106 R)
• M10: 6,211,902 km (0.095 R)
• M11: 6,951,215 km (0.099 R)
• M12: 9,154,791 km (0.118 R)
• M13: 9,553,320 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.3

Radius: 11.4

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.31 AU - 3.07 AU

Year: 2849 Days

Day: 14.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,568,126 km

• M1: 141,819 km (0.09 R)
• M2: 539,001 km (0.112 R)
• M3: 994,676 km (0.07 R)
• M4: 1,509,592 km (0.025 R)
• M5: 2,319,964 km (0.098 R)
• M6: 3,117,919 km (0.107 R)
• M7: 3,734,112 km (0.114 R)
• M8: 4,410,594 km (0.098 R)
• M9: 5,188,653 km (0.069 R)
• M10: 5,610,967 km (0.094 R)
• M11: 6,524,711 km (0.116 R)
• M12: 7,124,299 km (0.105 R)
• M13: 7,619,020 km (0.059 R)
• M14: 8,862,776 km (0.079 R)
• M15: 11,376,768 km (0.083 R)
• M16: 12,441,157 km (0.096 R)
• M17: 12,797,051 km (0.112 R)
• M18: 13,737,722 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.2

Radius: 12.8

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.45 AU - 3.63 AU

Year: 4301 Days

Day: 8.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,568,126 km

• M1: 159,172 km (0.049 R)
• M2: 574,905 km (0.058 R)
• M3: 1,106,127 km (0.07 R)
• M4: 1,545,196 km (0.035 R)
• M5: 2,276,730 km (0.049 R)
• M6: 3,732,916 km (0.089 R)
• M7: 4,219,558 km (0.117 R)
• M8: 4,673,886 km (0.073 R)
• M9: 5,267,640 km (0.117 R)
• M10: 5,795,721 km (0.072 R)
• M11: 6,420,292 km (0.107 R)
• M12: 7,322,666 km (0.067 R)
• M13: 7,734,659 km (0.061 R)
• M14: 8,455,571 km (0.067 R)
• M15: 8,909,451 km (0.093 R)
• M16: 10,498,031 km (0.09 R)
• M17: 11,473,558 km (0.076 R)
• M18: 11,983,687 km (0.112 R)
• M19: 13,656,490 km (0.109 R)
• M20: 16,980,256 km (0.049 R)
• M21: 18,198,731 km (0.11 R)
• M22: 20,605,312 km (0.099 R)
• M23: 22,634,607 km (0.085 R)
• M24: 23,143,688 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.2

Radius: 9.6

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.22 AU - 5.98 AU

Year: 7437 Days

Day: 7.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,568,126 km

• M1: 119,379 km (0.1 R)
• M2: 2,080,308 km (0.114 R)
• M3: 2,602,704 km (0.076 R)
• M4: 3,301,475 km (0.05 R)
• M5: 3,884,608 km (0.074 R)
• M6: 4,916,684 km (0.115 R)
• M7: 5,778,218 km (0.072 R)
• M8: 8,091,599 km (0.093 R)
• M9: 8,878,185 km (0.075 R)
• M10: 9,430,201 km (0.046 R)
• M11: 10,756,087 km (0.114 R)
• M12: 11,119,311 km (0.092 R)
• M13: 13,473,083 km (0.11 R)
• M14: 14,017,769 km (0.109 R)
• M15: 15,022,020 km (0.092 R)
• M16: 19,217,941 km (0.11 R)
• M17: 21,665,063 km (0.091 R)
• M18: 23,871,781 km (0.084 R)
• M19: 27,264,511 km (0.104 R)
• M20: 28,727,130 km (0.095 R)
• M21: 31,070,431 km (0.048 R)
• M22: 33,758,854 km (0.109 R)
• M23: 34,426,360 km (0.077 R)
• M24: 39,593,769 km (0.102 R)
• M25: 40,710,817 km (0.05 R)
• M26: 44,188,369 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.4

Radius: 7.3

Gravity: 15.81 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.52 AU - 6.7 AU

Year: 9752 Days

Day: 20.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,568,126 km

• M1: 91,853 km (0.11 R)
• M2: 458,817 km (0.035 R)
• M3: 1,082,939 km (0.089 R)
• M4: 1,578,108 km (0.092 R)
• M5: 2,403,739 km (0.061 R)
• M6: 3,244,927 km (0.069 R)
• M7: 3,539,635 km (0.077 R)
• M8: 4,297,648 km (0.073 R)
• M9: 5,357,997 km (0.076 R)
• M10: 6,241,971 km (0.113 R)
• M11: 7,343,610 km (0.052 R)
• M12: 7,723,738 km (0.102 R)
• M13: 8,295,950 km (0.108 R)
• M14: 9,279,706 km (0.091 R)
• M15: 11,476,550 km (0.11 R)
• M16: 11,759,290 km (0.103 R)
• M17: 14,848,486 km (0.056 R)
• M18: 19,781,626 km (0.105 R)
• M19: 20,767,326 km (0.063 R)
• M20: 21,018,800 km (0.095 R)
• M21: 23,737,741 km (0.114 R)
• M22: 24,756,353 km (0.107 R)
• M23: 26,485,555 km (0.07 R)
• M24: 27,581,060 km (0.114 R)
• M25: 29,227,983 km (0.119 R)
• M26: 32,716,606 km (0.032 R)
• M27: 34,326,428 km (0.087 R)
• M28: 35,388,872 km (0.058 R)
• M29: 37,952,830 km (0.078 R)
• M30: 42,362,227 km (0.108 R)
• M31: 44,134,813 km (0.089 R)
• M32: 48,412,564 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55.1

Radius: 6

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9.81 AU - 11.09 AU

Year: 21812 Days

Day: 21.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,568,126 km

• M1: 74,649 km (0.087 R)
• M2: 340,036 km (0.108 R)
• M3: 560,693 km (0.076 R)
• M4: 1,311,225 km (0.116 R)
• M5: 1,805,198 km (0.112 R)
• M6: 2,952,763 km (0.079 R)
• M7: 3,588,703 km (0.119 R)
• M8: 3,843,468 km (0.094 R)
• M9: 4,210,282 km (0.083 R)
• M10: 4,467,591 km (0.088 R)
• M11: 4,680,917 km (0.116 R)
• M12: 4,929,250 km (0.115 R)
• M13: 6,710,811 km (0.12 R)
• M14: 9,567,083 km (0.103 R)
• M15: 10,565,649 km (0.09 R)
• M16: 12,820,986 km (0.086 R)
• M17: 18,734,889 km (0.098 R)
• M18: 23,258,280 km (0.101 R)
• M19: 24,308,308 km (0.115 R)
• M20: 25,813,711 km (0.115 R)
• M21: 26,938,986 km (0.073 R)
• M22: 27,291,588 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.6

Radius: 3.8

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 9.05 AU - 12.65 AU

Year: 23076 Days

Day: 15.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,568,126 km

• M1: 379,979 km (0.09 R)
• M2: 743,651 km (0.067 R)
• M3: 3,271,705 km (0.118 R)
• M4: 3,805,321 km (0.117 R)
• M5: 4,039,591 km (0.087 R)
• M6: 5,293,820 km (0.069 R)
• M7: 7,980,448 km (0.117 R)
• M8: 8,494,915 km (0.063 R)
• M9: 10,469,757 km (0.062 R)
• M10: 10,877,710 km (0.117 R)
• M11: 12,109,798 km (0.108 R)
• M12: 28,508,717 km (0.105 R)
• M13: 38,551,670 km (0.109 R)
• M14: 43,047,984 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 14,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit