🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.61 AU - 0.63 AU

Year: 310 Days

Day: 19.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.57 AU - 0.71 AU

Year: 326 Days

Day: 31.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.52 AU - 0.82 AU

Year: 349 Days

Day: 41 Hours

Environment

Temp: -143 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,356,821 km

• M1: 410,347 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.2

Radius: 9.1

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.41 AU - 1.43 AU

Year: 1076 Days

Day: 12.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,356,821 km

• M1: 113,246 km (0.118 R)
• M2: 409,898 km (0.1 R)
• M3: 699,071 km (0.077 R)
• M4: 1,133,054 km (0.116 R)
• M5: 1,517,222 km (0.117 R)
• M6: 1,852,620 km (0.109 R)
• M7: 2,339,412 km (0.075 R)
• M8: 2,698,297 km (0.056 R)
• M9: 2,994,501 km (0.119 R)
• M10: 4,169,143 km (0.066 R)
• M11: 4,567,073 km (0.068 R)
• M12: 4,990,136 km (0.111 R)
• M13: 5,626,376 km (0.074 R)
• M14: 6,884,793 km (0.113 R)
• M15: 7,215,554 km (0.063 R)
• M16: 7,580,124 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.6

Radius: 9

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.25 AU - 1.59 AU

Year: 1076 Days

Day: 13.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 29,356,821 km

• M1: 112,049 km (0.108 R)
• M2: 478,115 km (0.105 R)
• M3: 1,010,085 km (0.083 R)
• M4: 1,940,135 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.2

Radius: 13

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.79 AU - 4.45 AU

Year: 4379 Days

Day: 5.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,356,821 km

• M1: 161,715 km (0.075 R)
• M2: 644,617 km (0.113 R)
• M3: 1,207,704 km (0.12 R)
• M4: 1,998,628 km (0.079 R)
• M5: 2,448,768 km (0.095 R)
• M6: 3,075,732 km (0.099 R)
• M7: 4,876,891 km (0.109 R)
• M8: 5,845,986 km (0.09 R)
• M9: 6,346,390 km (0.118 R)
• M10: 7,134,322 km (0.117 R)
• M11: 7,603,611 km (0.08 R)
• M12: 8,200,955 km (0.112 R)
• M13: 9,175,137 km (0.093 R)
• M14: 11,085,950 km (0.088 R)
• M15: 12,041,282 km (0.076 R)
• M16: 12,756,809 km (0.106 R)
• M17: 14,483,617 km (0.12 R)
• M18: 16,534,604 km (0.103 R)
• M19: 17,120,728 km (0.035 R)
• M20: 20,195,413 km (0.049 R)
• M21: 21,205,797 km (0.045 R)
• M22: 24,515,351 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.2

Radius: 12.6

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.05 AU - 4.41 AU

Year: 4580 Days

Day: 7.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,356,821 km

• M1: 187,297 km (0.103 R)
• M2: 1,377,348 km (0.116 R)
• M3: 2,404,038 km (0.085 R)
• M4: 2,878,413 km (0.118 R)
• M5: 4,265,035 km (0.058 R)
• M6: 4,666,855 km (0.103 R)
• M7: 5,172,346 km (0.111 R)
• M8: 8,823,582 km (0.059 R)
• M9: 11,692,420 km (0.071 R)
• M10: 14,333,870 km (0.093 R)
• M11: 16,937,471 km (0.104 R)
• M12: 18,135,750 km (0.101 R)
• M13: 21,241,102 km (0.086 R)
• M14: 22,350,670 km (0.073 R)
• M15: 24,534,500 km (0.055 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.8

Radius: 12.4

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.13 AU - 4.71 AU

Year: 5908 Days

Day: 8.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,356,821 km

• M1: 154,235 km (0.084 R)
• M2: 610,509 km (0.092 R)
• M3: 1,049,728 km (0.099 R)
• M4: 1,807,741 km (0.111 R)
• M5: 2,211,356 km (0.042 R)
• M6: 3,717,657 km (0.066 R)
• M7: 4,307,820 km (0.106 R)
• M8: 4,855,498 km (0.087 R)
• M9: 5,851,970 km (0.048 R)
• M10: 6,336,667 km (0.098 R)
• M11: 9,055,758 km (0.077 R)
• M12: 12,822,183 km (0.096 R)
• M13: 13,959,127 km (0.114 R)
• M14: 18,215,186 km (0.118 R)
• M15: 20,464,839 km (0.101 R)
• M16: 21,656,536 km (0.063 R)
• M17: 23,341,756 km (0.099 R)
• M18: 23,871,631 km (0.06 R)
• M19: 25,350,257 km (0.103 R)
• M20: 28,403,699 km (0.089 R)
• M21: 29,181,907 km (0.053 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 13,415 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit