🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.65 AU - 0.69 AU

Year: 354 Days

Day: 47.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.6

Radius: 14.1

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.73 AU - 0.79 AU

Year: 428 Days

Day: 6.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 14,546,119 km

• M1: 175,329 km (0.109 R)
• M2: 631,901 km (0.083 R)
• M3: 1,105,528 km (0.114 R)
• M4: 1,828,086 km (0.09 R)
• M5: 2,358,560 km (0.089 R)
• M6: 2,820,817 km (0.116 R)
• M7: 3,561,327 km (0.106 R)
• M8: 4,371,399 km (0.115 R)
• M9: 4,936,131 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.3

Radius: 14

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.61 AU - 0.93 AU

Year: 436 Days

Day: 5.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 14,546,119 km

• M1: 174,132 km (0.112 R)
• M2: 611,257 km (0.096 R)
• M3: 1,068,428 km (0.111 R)
• M4: 1,837,660 km (0.103 R)
• M5: 2,344,647 km (0.107 R)
• M6: 2,797,929 km (0.108 R)
• M7: 3,354,134 km (0.095 R)
• M8: 4,567,971 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.9

Radius: 12.3

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.87 AU - 0.93 AU

Year: 551 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 14,546,119 km

• M1: 153,039 km (0.084 R)
• M2: 559,496 km (0.105 R)
• M3: 1,269,338 km (0.098 R)
• M4: 1,898,995 km (0.097 R)
• M5: 2,384,440 km (0.11 R)
• M6: 3,415,319 km (0.086 R)
• M7: 4,032,560 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.9

Radius: 13.7

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.42 AU - 3.32 AU

Year: 3139 Days

Day: 7.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 14,546,119 km

• M1: 171,290 km (0.1 R)
• M2: 834,906 km (0.096 R)
• M3: 1,439,431 km (0.109 R)
• M4: 2,359,458 km (0.069 R)
• M5: 3,448,979 km (0.113 R)
• M6: 5,916,147 km (0.116 R)
• M7: 6,925,633 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.3

Radius: 12

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.12 AU - 5.22 AU

Year: 7590 Days

Day: 8.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 53.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 14,546,119 km

• M1: 149,299 km (0.115 R)
• M2: 569,369 km (0.111 R)
• M3: 1,011,431 km (0.109 R)
• M4: 1,781,561 km (0.092 R)
• M5: 2,667,928 km (0.054 R)
• M6: 4,240,202 km (0.05 R)
• M7: 5,154,245 km (0.091 R)
• M8: 5,781,659 km (0.085 R)
• M9: 9,192,340 km (0.071 R)
• M10: 10,391,666 km (0.098 R)
• M11: 10,766,260 km (0.042 R)
• M12: 11,345,353 km (0.111 R)
• M13: 15,446,728 km (0.108 R)
• M14: 19,723,133 km (0.112 R)
• M15: 21,710,989 km (0.066 R)
• M16: 23,267,256 km (0.12 R)
• M17: 24,813,350 km (0.06 R)
• M18: 26,167,660 km (0.096 R)
• M19: 30,526,044 km (0.039 R)
• M20: 32,179,100 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.7

Radius: 4.3

Gravity: 20.7 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.45 AU - 7.57 AU

Year: 10725 Days

Day: 17.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 14,546,119 km

• M1: 53,556 km (0.074 R)
• M2: 282,590 km (0.086 R)
• M3: 603,328 km (0.044 R)
• M4: 875,596 km (0.036 R)
• M5: 1,225,506 km (0.119 R)
• M6: 1,432,699 km (0.069 R)
• M7: 1,720,525 km (0.098 R)
• M8: 1,933,104 km (0.089 R)
• M9: 2,522,818 km (0.119 R)
• M10: 2,717,146 km (0.116 R)
• M11: 3,135,871 km (0.111 R)
• M12: 3,644,803 km (0.053 R)
• M13: 4,650,549 km (0.094 R)
• M14: 5,063,888 km (0.066 R)
• M15: 6,238,381 km (0.102 R)
• M16: 7,308,155 km (0.047 R)
• M17: 10,284,854 km (0.085 R)
• M18: 11,555,987 km (0.12 R)
• M19: 12,589,558 km (0.097 R)
• M20: 13,565,236 km (0.102 R)
• M21: 15,026,957 km (0.12 R)
• M22: 17,973,586 km (0.116 R)
• M23: 22,498,622 km (0.091 R)
• M24: 22,830,281 km (0.059 R)
• M25: 27,727,816 km (0.102 R)
• M26: 29,967,894 km (0.065 R)
• M27: 30,978,428 km (0.117 R)
• M28: 38,224,051 km (0.101 R)
• M29: 38,814,963 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 12.1

Radius: 5.5

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.85 AU - 8.63 AU

Year: 12578 Days

Day: 15.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 14,546,119 km

• M1: 68,366 km (0.085 R)
• M2: 772,374 km (0.117 R)
• M3: 1,088,325 km (0.087 R)
• M4: 4,461,906 km (0.096 R)
• M5: 6,103,144 km (0.119 R)
• M6: 6,373,767 km (0.06 R)
• M7: 9,536,415 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 14,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit