🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.44 AU - 0.58 AU

Year: 163 Days

Day: 26.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.51 AU - 0.77 AU

Year: 228 Days

Day: 19.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,137,969 km

• M1: 29,172 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.59 AU - 0.73 AU

Year: 239 Days

Day: 47.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 80,137,969 km

• M1: 44,580 km (0.117 R)
• M2: 171,140 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.22 AU - 1.24 AU

Year: 609 Days

Day: 40.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,137,969 km

• M1: 45,627 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.5

Radius: 9.9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.52 AU - 3.56 AU

Year: 2972 Days

Day: 13.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,137,969 km

• M1: 123,119 km (0.111 R)
• M2: 503,098 km (0.11 R)
• M3: 977,024 km (0.105 R)
• M4: 1,581,698 km (0.076 R)
• M5: 2,127,731 km (0.068 R)
• M6: 2,576,375 km (0.092 R)
• M7: 3,415,918 km (0.093 R)
• M8: 4,447,246 km (0.055 R)
• M9: 4,930,297 km (0.05 R)
• M10: 5,293,371 km (0.089 R)
• M11: 6,643,342 km (0.085 R)
• M12: 7,976,259 km (0.094 R)
• M13: 8,418,022 km (0.049 R)
• M14: 9,254,124 km (0.108 R)
• M15: 14,543,157 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.6

Radius: 8.6

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.56 AU - 5.12 AU

Year: 4034 Days

Day: 12.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,137,969 km

• M1: 108,010 km (0.049 R)
• M2: 434,731 km (0.097 R)
• M3: 838,945 km (0.064 R)
• M4: 1,264,551 km (0.104 R)
• M5: 1,780,813 km (0.119 R)
• M6: 2,356,914 km (0.112 R)
• M7: 3,250,313 km (0.082 R)
• M8: 4,582,482 km (0.072 R)
• M9: 4,941,367 km (0.095 R)
• M10: 7,601,517 km (0.119 R)
• M11: 9,674,195 km (0.068 R)
• M12: 10,509,699 km (0.052 R)
• M13: 12,506,980 km (0.12 R)
• M14: 13,209,492 km (0.099 R)
• M15: 14,540,165 km (0.109 R)
• M16: 15,850,044 km (0.071 R)
• M17: 19,496,791 km (0.103 R)
• M18: 22,420,083 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.1

Radius: 11.7

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.57 AU - 7.23 AU

Year: 8088 Days

Day: 10.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,137,969 km

• M1: 147,354 km (0.088 R)
• M2: 885,171 km (0.118 R)
• M3: 1,445,863 km (0.026 R)
• M4: 2,130,573 km (0.045 R)
• M5: 2,590,586 km (0.111 R)
• M6: 3,002,280 km (0.049 R)
• M7: 4,434,530 km (0.066 R)
• M8: 5,528,838 km (0.104 R)
• M9: 7,131,480 km (0.085 R)
• M10: 7,947,686 km (0.119 R)
• M11: 8,904,364 km (0.119 R)
• M12: 10,239,077 km (0.102 R)
• M13: 10,637,456 km (0.108 R)
• M14: 11,277,884 km (0.094 R)
• M15: 12,535,105 km (0.044 R)
• M16: 13,776,618 km (0.098 R)
• M17: 16,144,004 km (0.095 R)
• M18: 17,486,794 km (0.036 R)
• M19: 20,672,780 km (0.094 R)
• M20: 23,761,677 km (0.111 R)
• M21: 24,698,010 km (0.065 R)
• M22: 28,602,814 km (0.074 R)
• M23: 29,129,249 km (0.062 R)
• M24: 29,751,725 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976

Radius: 4.8

Gravity: 42.36 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 10.84 AU - 12.78 AU

Year: 18110 Days

Day: 15.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,137,969 km

• M1: 60,737 km (0.067 R)
• M2: 239,656 km (0.108 R)
• M3: 644,318 km (0.077 R)
• M4: 971,788 km (0.082 R)
• M5: 2,733,153 km (0.109 R)
• M6: 3,070,197 km (0.091 R)
• M7: 4,957,524 km (0.097 R)
• M8: 5,741,865 km (0.119 R)
• M9: 8,750,727 km (0.065 R)
• M10: 9,365,874 km (0.114 R)
• M11: 9,890,364 km (0.025 R)
• M12: 12,460,156 km (0.111 R)
• M13: 17,530,178 km (0.09 R)
• M14: 18,057,809 km (0.085 R)
• M15: 20,466,784 km (0.098 R)
• M16: 23,397,257 km (0.115 R)
• M17: 24,907,148 km (0.117 R)
• M18: 25,238,806 km (0.066 R)
• M19: 27,762,672 km (0.092 R)
• M20: 29,207,787 km (0.109 R)
• M21: 32,773,154 km (0.061 R)
• M22: 39,992,896 km (0.112 R)
• M23: 48,032,735 km (0.076 R)
• M24: 53,522,229 km (0.112 R)
• M25: 58,436,818 km (0.083 R)
• M26: 65,936,608 km (0.09 R)
• M27: 73,597,964 km (0.061 R)
• M28: 74,968,280 km (0.052 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 12,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit