🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.1

Radius: 8.8

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.56 AU - 0.7 AU

Year: 333 Days

Day: 9.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,420,204 km

• M1: 109,506 km (0.117 R)
• M2: 389,403 km (0.069 R)
• M3: 712,235 km (0.079 R)
• M4: 1,024,297 km (0.104 R)
• M5: 1,359,994 km (0.098 R)
• M6: 1,735,335 km (0.074 R)
• M7: 2,242,921 km (0.084 R)
• M8: 2,903,695 km (0.075 R)
• M9: 3,295,491 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.2

Radius: 10

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.61 AU - 0.67 AU

Year: 341 Days

Day: 5.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,420,204 km

• M1: 124,316 km (0.078 R)
• M2: 492,027 km (0.078 R)
• M3: 906,563 km (0.095 R)
• M4: 1,444,517 km (0.083 R)
• M5: 2,202,529 km (0.071 R)
• M6: 2,585,650 km (0.096 R)
• M7: 3,294,444 km (0.087 R)
• M8: 3,700,902 km (0.105 R)
• M9: 4,075,794 km (0.113 R)
• M10: 4,629,157 km (0.105 R)
• M11: 5,005,694 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742

Radius: 8.4

Gravity: 10.52 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.69 AU - 0.85 AU

Year: 451 Days

Day: 11.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,420,204 km

• M1: 104,419 km (0.114 R)
• M2: 397,631 km (0.077 R)
• M3: 670,498 km (0.052 R)
• M4: 941,569 km (0.054 R)
• M5: 1,395,449 km (0.083 R)
• M6: 1,931,309 km (0.057 R)
• M7: 2,430,367 km (0.12 R)
• M8: 3,242,384 km (0.092 R)
• M9: 3,545,918 km (0.113 R)
• M10: 4,281,042 km (0.099 R)
• M11: 4,768,731 km (0.099 R)
• M12: 5,066,132 km (0.108 R)
• M13: 5,409,010 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.2

Radius: 12

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.24 AU - 1.78 AU

Year: 1237 Days

Day: 14.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,420,204 km

• M1: 149,299 km (0.105 R)
• M2: 541,245 km (0.065 R)
• M3: 1,013,376 km (0.063 R)
• M4: 1,657,544 km (0.101 R)
• M5: 2,647,583 km (0.046 R)
• M6: 3,307,759 km (0.026 R)
• M7: 4,247,383 km (0.079 R)
• M8: 4,794,761 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.7

Radius: 10

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.92 AU - 3.16 AU

Year: 3535 Days

Day: 6.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,420,204 km

• M1: 132,095 km (0.088 R)
• M2: 851,661 km (0.085 R)
• M3: 1,880,744 km (0.097 R)
• M4: 3,031,451 km (0.079 R)
• M5: 3,498,047 km (0.091 R)
• M6: 4,287,774 km (0.037 R)
• M7: 5,167,410 km (0.082 R)
• M8: 5,943,224 km (0.091 R)
• M9: 6,618,359 km (0.11 R)
• M10: 7,406,591 km (0.036 R)
• M11: 8,916,931 km (0.043 R)
• M12: 11,531,901 km (0.069 R)
• M13: 15,276,935 km (0.103 R)
• M14: 16,704,846 km (0.102 R)
• M15: 17,033,962 km (0.103 R)
• M16: 20,692,377 km (0.062 R)
• M17: 21,008,478 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.6

Radius: 3.6

Gravity: 35.62 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.57 AU - 6.69 AU

Year: 11384 Days

Day: 21.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,420,204 km

• M1: 84,074 km (0.081 R)
• M2: 410,945 km (0.1 R)
• M3: 1,630,617 km (0.113 R)
• M4: 2,325,798 km (0.114 R)
• M5: 2,780,875 km (0.084 R)
• M6: 3,411,729 km (0.107 R)
• M7: 3,917,220 km (0.091 R)
• M8: 4,356,290 km (0.116 R)
• M9: 8,083,072 km (0.118 R)
• M10: 8,521,394 km (0.067 R)
• M11: 10,691,760 km (0.077 R)
• M12: 11,875,677 km (0.037 R)
• M13: 19,979,394 km (0.074 R)
• M14: 21,350,907 km (0.111 R)
• M15: 23,043,458 km (0.109 R)
• M16: 23,833,334 km (0.102 R)
• M17: 24,011,356 km (0.111 R)
• M18: 24,914,478 km (0.058 R)
• M19: 27,563,408 km (0.109 R)
• M20: 31,343,596 km (0.114 R)
• M21: 32,530,655 km (0.097 R)
• M22: 32,859,621 km (0.037 R)
• M23: 38,794,917 km (0.055 R)
• M24: 40,162,540 km (0.105 R)
• M25: 40,667,583 km (0.079 R)
• M26: 41,690,683 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.2

Radius: 6.5

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.8 AU - 7.58 AU

Year: 11539 Days

Day: 20.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,420,204 km

• M1: 81,232 km (0.099 R)
• M2: 394,340 km (0.101 R)
• M3: 613,052 km (0.104 R)
• M4: 1,166,265 km (0.097 R)
• M5: 1,437,486 km (0.039 R)
• M6: 2,075,222 km (0.098 R)
• M7: 2,570,391 km (0.115 R)
• M8: 4,177,969 km (0.104 R)
• M9: 4,702,160 km (0.025 R)
• M10: 5,238,469 km (0.118 R)
• M11: 5,748,448 km (0.073 R)
• M12: 5,981,820 km (0.064 R)
• M13: 6,467,565 km (0.079 R)
• M14: 6,904,540 km (0.098 R)
• M15: 7,517,592 km (0.115 R)
• M16: 9,073,410 km (0.102 R)
• M17: 11,137,561 km (0.117 R)
• M18: 13,091,010 km (0.119 R)
• M19: 13,968,552 km (0.076 R)
• M20: 14,269,542 km (0.043 R)
• M21: 15,135,415 km (0.106 R)
• M22: 17,872,607 km (0.096 R)
• M23: 18,659,492 km (0.115 R)
• M24: 19,320,415 km (0.109 R)
• M25: 23,027,151 km (0.084 R)
• M26: 30,481,165 km (0.117 R)
• M27: 34,146,312 km (0.052 R)
• M28: 35,356,410 km (0.033 R)
• M29: 38,329,368 km (0.064 R)
• M30: 40,118,259 km (0.045 R)

Asteroid Belt

Center: 7.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.8

Radius: 7.9

Gravity: 14.55 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.33 AU - 9.63 AU

Year: 16467 Days

Day: 15 Hours

Environment

Temp: -226 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,420,204 km

• M1: 98,286 km (0.066 R)
• M2: 350,657 km (0.046 R)
• M3: 676,033 km (0.063 R)
• M4: 1,124,527 km (0.095 R)
• M5: 1,980,526 km (0.026 R)
• M6: 2,346,592 km (0.066 R)
• M7: 2,661,945 km (0.105 R)
• M8: 2,980,139 km (0.11 R)
• M9: 3,547,714 km (0.112 R)
• M10: 4,282,538 km (0.109 R)
• M11: 5,608,424 km (0.039 R)
• M12: 5,968,656 km (0.114 R)
• M13: 9,597,451 km (0.117 R)
• M14: 10,647,628 km (0.118 R)
• M15: 11,326,055 km (0.097 R)
• M16: 13,964,812 km (0.119 R)
• M17: 16,496,606 km (0.107 R)
• M18: 17,153,490 km (0.069 R)
• M19: 18,345,037 km (0.047 R)
• M20: 19,864,802 km (0.111 R)
• M21: 20,234,309 km (0.056 R)
• M22: 23,152,963 km (0.104 R)
• M23: 27,124,787 km (0.071 R)
• M24: 30,051,669 km (0.075 R)
• M25: 37,921,415 km (0.103 R)
• M26: 38,490,036 km (0.11 R)
• M27: 42,022,790 km (0.066 R)
• M28: 44,023,811 km (0.065 R)
• M29: 48,547,651 km (0.085 R)
• M30: 52,312,431 km (0.063 R)
• M31: 53,907,144 km (0.069 R)
• M32: 54,987,989 km (0.086 R)
• M33: 55,533,871 km (0.082 R)
• M34: 64,161,330 km (0.12 R)
• M35: 72,108,268 km (0.113 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: 477 - 17,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit