🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.2

Radius: 8.6

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.77 AU - 0.85 AU

Year: 512 Days

Day: 6.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,726,034 km

• M1: 107,860 km (0.118 R)
• M2: 390,002 km (0.079 R)
• M3: 661,372 km (0.082 R)
• M4: 1,319,752 km (0.053 R)
• M5: 1,787,246 km (0.104 R)
• M6: 2,218,387 km (0.11 R)
• M7: 2,768,309 km (0.055 R)
• M8: 3,164,743 km (0.119 R)
• M9: 3,489,670 km (0.081 R)
• M10: 3,798,440 km (0.107 R)
• M11: 4,881,678 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.3

Radius: 10.5

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.68 AU - 1.02 AU

Year: 551 Days

Day: 8.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,726,034 km

• M1: 130,599 km (0.119 R)
• M2: 533,915 km (0.079 R)
• M3: 896,241 km (0.096 R)
• M4: 1,238,521 km (0.107 R)
• M5: 1,805,497 km (0.077 R)
• M6: 2,258,479 km (0.074 R)
• M7: 3,331,993 km (0.112 R)
• M8: 3,905,103 km (0.098 R)
• M9: 4,373,344 km (0.068 R)
• M10: 4,944,658 km (0.063 R)
• M11: 5,370,264 km (0.097 R)
• M12: 6,314,676 km (0.093 R)
• M13: 6,878,360 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.4

Radius: 10.5

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.95 AU - 1.29 AU

Year: 833 Days

Day: 11.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 77,726,034 km

• M1: 130,599 km (0.067 R)
• M2: 597,344 km (0.113 R)
• M3: 1,088,773 km (0.071 R)
• M4: 1,434,943 km (0.059 R)
• M5: 3,124,501 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.9

Radius: 8.1

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.49 AU - 1.85 AU

Year: 1517 Days

Day: 5.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 71 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,726,034 km

• M1: 100,679 km (0.106 R)
• M2: 504,145 km (0.119 R)
• M3: 828,024 km (0.06 R)
• M4: 1,199,925 km (0.094 R)
• M5: 1,487,751 km (0.085 R)
• M6: 1,926,372 km (0.116 R)
• M7: 2,386,385 km (0.07 R)
• M8: 2,894,270 km (0.086 R)
• M9: 4,095,092 km (0.095 R)
• M10: 4,790,124 km (0.091 R)
• M11: 5,488,147 km (0.101 R)
• M12: 6,743,423 km (0.081 R)
• M13: 7,194,311 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.1

Radius: 11.5

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.06 AU - 5.94 AU

Year: 7859 Days

Day: 5.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,726,034 km

• M1: 163,361 km (0.114 R)
• M2: 614,847 km (0.09 R)
• M3: 1,123,929 km (0.087 R)
• M4: 2,094,669 km (0.083 R)
• M5: 3,242,085 km (0.095 R)
• M6: 3,698,359 km (0.071 R)
• M7: 4,302,285 km (0.118 R)
• M8: 5,580,300 km (0.108 R)
• M9: 8,827,471 km (0.071 R)
• M10: 9,584,287 km (0.11 R)
• M11: 10,824,603 km (0.117 R)
• M12: 11,691,672 km (0.106 R)
• M13: 12,222,894 km (0.104 R)
• M14: 12,659,570 km (0.066 R)
• M15: 13,914,098 km (0.113 R)
• M16: 16,078,181 km (0.104 R)
• M17: 17,617,244 km (0.079 R)
• M18: 20,600,524 km (0.082 R)
• M19: 25,023,236 km (0.083 R)
• M20: 27,085,592 km (0.115 R)
• M21: 32,995,157 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.2

Radius: 6

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.74 AU - 6.5 AU

Year: 9365 Days

Day: 18.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,726,034 km

• M1: 75,098 km (0.116 R)
• M2: 276,008 km (0.091 R)
• M3: 476,320 km (0.118 R)
• M4: 945,907 km (0.085 R)
• M5: 1,215,034 km (0.079 R)
• M6: 1,534,425 km (0.105 R)
• M7: 2,167,972 km (0.086 R)
• M8: 3,542,777 km (0.099 R)
• M9: 5,106,972 km (0.116 R)
• M10: 6,932,066 km (0.093 R)
• M11: 7,586,557 km (0.059 R)
• M12: 8,973,479 km (0.081 R)
• M13: 9,287,933 km (0.095 R)
• M14: 10,034,726 km (0.108 R)
• M15: 10,570,735 km (0.111 R)
• M16: 10,921,692 km (0.05 R)
• M17: 12,794,208 km (0.027 R)
• M18: 16,087,157 km (0.108 R)
• M19: 16,351,496 km (0.116 R)
• M20: 16,753,316 km (0.119 R)
• M21: 17,857,199 km (0.046 R)
• M22: 19,008,803 km (0.072 R)
• M23: 21,220,757 km (0.073 R)
• M24: 22,676,793 km (0.032 R)
• M25: 23,092,675 km (0.101 R)
• M26: 31,580,709 km (0.114 R)
• M27: 32,413,371 km (0.046 R)
• M28: 39,729,604 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 685.9

Radius: 5.8

Gravity: 20.39 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.35 AU - 7.11 AU

Year: 10931 Days

Day: 24.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,726,034 km

• M1: 72,256 km (0.037 R)
• M2: 280,197 km (0.099 R)
• M3: 542,741 km (0.059 R)
• M4: 810,222 km (0.057 R)
• M5: 1,931,608 km (0.07 R)
• M6: 2,250,700 km (0.08 R)
• M7: 2,604,349 km (0.049 R)
• M8: 2,971,762 km (0.113 R)
• M9: 3,227,574 km (0.088 R)
• M10: 4,341,779 km (0.114 R)
• M11: 6,385,585 km (0.066 R)
• M12: 6,655,011 km (0.047 R)
• M13: 8,297,595 km (0.081 R)
• M14: 9,833,218 km (0.049 R)
• M15: 10,192,701 km (0.082 R)
• M16: 10,883,694 km (0.116 R)
• M17: 12,596,889 km (0.054 R)
• M18: 13,143,968 km (0.116 R)
• M19: 14,350,924 km (0.108 R)
• M20: 15,354,576 km (0.095 R)
• M21: 16,261,438 km (0.094 R)
• M22: 16,619,725 km (0.072 R)
• M23: 18,258,420 km (0.077 R)
• M24: 19,037,675 km (0.037 R)
• M25: 20,579,132 km (0.113 R)
• M26: 21,337,443 km (0.094 R)
• M27: 22,465,561 km (0.091 R)
• M28: 22,909,867 km (0.084 R)
• M29: 24,651,784 km (0.067 R)
• M30: 27,477,838 km (0.08 R)
• M31: 29,760,552 km (0.074 R)
• M32: 31,057,416 km (0.117 R)
• M33: 31,942,586 km (0.05 R)
• M34: 40,548,952 km (0.115 R)
• M35: 41,739,452 km (0.102 R)
• M36: 44,607,392 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525

Radius: 3.1

Gravity: 54.63 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.21 AU - 8.45 AU

Year: 16900 Days

Day: 24 Hours

Environment

Temp: -239 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,726,034 km

• M1: 38,746 km (0.105 R)
• M2: 143,315 km (0.083 R)
• M3: 445,203 km (0.075 R)
• M4: 887,714 km (0.108 R)
• M5: 1,493,585 km (0.076 R)
• M6: 1,717,832 km (0.077 R)
• M7: 3,063,016 km (0.079 R)
• M8: 3,266,320 km (0.108 R)
• M9: 5,052,967 km (0.095 R)
• M10: 7,134,322 km (0.044 R)
• M11: 7,445,935 km (0.115 R)
• M12: 7,953,969 km (0.118 R)
• M13: 8,534,110 km (0.073 R)
• M14: 9,456,381 km (0.099 R)
• M15: 10,729,010 km (0.107 R)
• M16: 11,376,170 km (0.049 R)
• M17: 13,880,289 km (0.085 R)
• M18: 14,365,435 km (0.111 R)
• M19: 16,806,124 km (0.106 R)
• M20: 17,357,093 km (0.106 R)
• M21: 20,117,622 km (0.107 R)
• M22: 22,299,657 km (0.089 R)
• M23: 26,488,547 km (0.087 R)
• M24: 27,233,993 km (0.117 R)
• M25: 30,240,761 km (0.068 R)
• M26: 46,600,186 km (0.102 R)
• M27: 47,685,368 km (0.049 R)
• M28: 49,906,149 km (0.107 R)
• M29: 53,533,448 km (0.063 R)
• M30: 54,211,426 km (0.084 R)
• M31: 57,686,585 km (0.108 R)
• M32: 59,117,339 km (0.093 R)
• M33: 60,938,842 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.6

Radius: 3.9

Gravity: 56.45 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.74 AU - 10.92 AU

Year: 18444 Days

Day: 22.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,726,034 km

• M1: 63,729 km (0.066 R)
• M2: 207,642 km (0.084 R)
• M3: 430,094 km (0.083 R)
• M4: 981,362 km (0.102 R)
• M5: 2,274,187 km (0.03 R)
• M6: 2,522,968 km (0.083 R)
• M7: 3,764,032 km (0.047 R)
• M8: 4,656,234 km (0.08 R)
• M9: 4,908,905 km (0.074 R)
• M10: 6,181,384 km (0.041 R)
• M11: 6,354,618 km (0.064 R)
• M12: 8,910,348 km (0.101 R)
• M13: 11,160,749 km (0.047 R)
• M14: 20,698,960 km (0.105 R)
• M15: 21,876,744 km (0.12 R)
• M16: 30,515,422 km (0.048 R)
• M17: 39,078,405 km (0.098 R)
• M18: 39,521,813 km (0.11 R)
• M19: 41,636,079 km (0.081 R)
• M20: 42,253,769 km (0.026 R)
• M21: 45,596,833 km (0.105 R)
• M22: 48,769,504 km (0.092 R)
• M23: 49,974,665 km (0.111 R)
• M24: 55,178,726 km (0.085 R)
• M25: 56,486,810 km (0.115 R)
• M26: 57,053,786 km (0.067 R)
• M27: 58,007,023 km (0.097 R)
• M28: 68,343,937 km (0.117 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: 316 - 17,827 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit