🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.3

Radius: 10.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1 AU - 1.02 AU

Year: 655 Days

Day: 14.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,818,573 km

• M1: 135,536 km (0.106 R)
• M2: 502,948 km (0.101 R)
• M3: 862,133 km (0.092 R)
• M4: 1,453,942 km (0.064 R)
• M5: 2,148,674 km (0.12 R)
• M6: 2,747,215 km (0.076 R)
• M7: 3,086,503 km (0.1 R)
• M8: 3,578,680 km (0.12 R)
• M9: 3,958,060 km (0.108 R)
• M10: 4,721,458 km (0.095 R)
• M11: 5,211,840 km (0.056 R)
• M12: 5,701,175 km (0.076 R)
• M13: 6,056,320 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.4

Radius: 11.6

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.25 AU - 2.03 AU

Year: 1356 Days

Day: 12.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,818,573 km

• M1: 144,661 km (0.115 R)
• M2: 682,316 km (0.026 R)
• M3: 1,172,847 km (0.073 R)
• M4: 1,534,126 km (0.073 R)
• M5: 2,415,557 km (0.1 R)
• M6: 3,013,500 km (0.12 R)
• M7: 3,428,035 km (0.116 R)
• M8: 3,828,359 km (0.119 R)
• M9: 4,278,499 km (0.043 R)
• M10: 4,764,094 km (0.114 R)
• M11: 5,221,564 km (0.054 R)
• M12: 6,273,836 km (0.079 R)
• M13: 7,767,421 km (0.098 R)
• M14: 8,856,344 km (0.041 R)
• M15: 9,389,510 km (0.052 R)
• M16: 10,314,474 km (0.093 R)
• M17: 10,799,321 km (0.074 R)
• M18: 11,262,924 km (0.116 R)
• M19: 13,784,247 km (0.068 R)
• M20: 14,287,793 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.8

Radius: 15

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.66 AU - 1.92 AU

Year: 1546 Days

Day: 9.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,818,573 km

• M1: 186,549 km (0.056 R)
• M2: 657,931 km (0.118 R)
• M3: 1,151,305 km (0.093 R)
• M4: 1,655,450 km (0.034 R)
• M5: 2,676,456 km (0.069 R)
• M6: 3,342,764 km (0.114 R)
• M7: 3,957,462 km (0.076 R)
• M8: 4,541,343 km (0.056 R)
• M9: 5,030,827 km (0.104 R)
• M10: 5,575,812 km (0.096 R)
• M11: 7,428,133 km (0.101 R)
• M12: 8,836,148 km (0.068 R)
• M13: 9,604,034 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.4

Radius: 11.3

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.81 AU - 2.27 AU

Year: 1881 Days

Day: 8 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,818,573 km

• M1: 140,622 km (0.088 R)
• M2: 532,568 km (0.043 R)
• M3: 946,506 km (0.047 R)
• M4: 1,566,439 km (0.097 R)
• M5: 1,944,174 km (0.049 R)
• M6: 2,544,361 km (0.102 R)
• M7: 3,503,283 km (0.097 R)
• M8: 4,579,041 km (0.11 R)
• M9: 5,807,988 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.3

Radius: 14.4

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.81 AU - 2.35 AU

Year: 1937 Days

Day: 5.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,818,573 km

• M1: 179,069 km (0.05 R)
• M2: 685,906 km (0.114 R)
• M3: 1,163,273 km (0.115 R)
• M4: 1,916,648 km (0.056 R)
• M5: 2,634,119 km (0.07 R)
• M6: 3,087,850 km (0.065 R)
• M7: 3,987,382 km (0.117 R)
• M8: 4,990,286 km (0.043 R)
• M9: 5,575,064 km (0.109 R)
• M10: 7,466,280 km (0.081 R)
• M11: 8,731,878 km (0.104 R)
• M12: 10,745,615 km (0.109 R)
• M13: 11,417,459 km (0.101 R)
• M14: 12,077,634 km (0.049 R)
• M15: 15,720,941 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.9

Radius: 10.9

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.11 AU - 2.41 AU

Year: 2194 Days

Day: 9.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,818,573 km

• M1: 135,536 km (0.104 R)
• M2: 511,176 km (0.094 R)
• M3: 928,105 km (0.051 R)
• M4: 1,270,385 km (0.105 R)
• M5: 1,636,750 km (0.095 R)
• M6: 2,002,218 km (0.083 R)
• M7: 3,189,726 km (0.104 R)
• M8: 3,975,264 km (0.08 R)
• M9: 4,393,390 km (0.116 R)
• M10: 5,436,985 km (0.093 R)
• M11: 6,665,782 km (0.114 R)
• M12: 7,763,232 km (0.068 R)
• M13: 9,146,115 km (0.115 R)
• M14: 12,310,259 km (0.08 R)
• M15: 12,687,695 km (0.096 R)
• M16: 15,452,862 km (0.109 R)
• M17: 16,090,298 km (0.069 R)
• M18: 17,365,321 km (0.073 R)

Asteroid Belt

Center: 2.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.4

Radius: 13.7

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.56 AU - 3.62 AU

Year: 3507 Days

Day: 13.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,818,573 km

• M1: 171,140 km (0.045 R)
• M2: 692,339 km (0.048 R)
• M3: 1,183,618 km (0.083 R)
• M4: 1,695,393 km (0.093 R)
• M5: 2,192,207 km (0.11 R)
• M6: 2,632,175 km (0.08 R)
• M7: 3,200,796 km (0.093 R)
• M8: 3,733,364 km (0.092 R)
• M9: 4,610,158 km (0.074 R)
• M10: 6,177,943 km (0.093 R)
• M11: 6,685,379 km (0.114 R)
• M12: 8,242,992 km (0.068 R)
• M13: 9,728,798 km (0.106 R)
• M14: 10,975,697 km (0.05 R)
• M15: 11,807,610 km (0.103 R)
• M16: 12,282,883 km (0.113 R)
• M17: 13,976,031 km (0.041 R)
• M18: 15,459,294 km (0.118 R)
• M19: 15,924,095 km (0.098 R)
• M20: 17,990,640 km (0.089 R)
• M21: 20,538,441 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359

Radius: 10.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.65 AU - 4.31 AU

Year: 5127 Days

Day: 6.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,818,573 km

• M1: 132,095 km (0.114 R)
• M2: 525,837 km (0.105 R)
• M3: 1,205,759 km (0.088 R)
• M4: 1,660,836 km (0.066 R)
• M5: 4,183,953 km (0.069 R)
• M6: 4,643,967 km (0.09 R)
• M7: 6,893,919 km (0.118 R)
• M8: 7,405,693 km (0.112 R)
• M9: 9,750,041 km (0.058 R)
• M10: 10,940,840 km (0.112 R)
• M11: 12,271,962 km (0.077 R)
• M12: 18,322,448 km (0.087 R)
• M13: 22,883,837 km (0.106 R)
• M14: 24,607,503 km (0.064 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.1

Radius: 10

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.48 AU - 5.52 AU

Year: 8328 Days

Day: 13.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,818,573 km

• M1: 124,316 km (0.053 R)
• M2: 482,304 km (0.092 R)
• M3: 1,276,219 km (0.036 R)
• M4: 2,421,990 km (0.101 R)
• M5: 3,434,618 km (0.056 R)
• M6: 4,652,943 km (0.104 R)
• M7: 5,136,742 km (0.083 R)
• M8: 6,971,859 km (0.106 R)
• M9: 11,022,670 km (0.107 R)
• M10: 16,810,612 km (0.053 R)
• M11: 17,475,275 km (0.068 R)
• M12: 19,867,046 km (0.117 R)
• M13: 20,760,893 km (0.05 R)
• M14: 21,681,369 km (0.057 R)
• M15: 22,469,002 km (0.053 R)
• M16: 22,789,291 km (0.103 R)
• M17: 24,861,072 km (0.054 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.7

Radius: 5.7

Gravity: 25.69 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.41 AU - 9.75 AU

Year: 17666 Days

Day: 17.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,818,573 km

• M1: 73,602 km (0.08 R)
• M2: 267,331 km (0.087 R)
• M3: 616,642 km (0.105 R)
• M4: 824,135 km (0.115 R)
• M5: 1,004,251 km (0.072 R)
• M6: 1,324,988 km (0.116 R)
• M7: 1,819,559 km (0.099 R)
• M8: 2,362,898 km (0.079 R)
• M9: 3,358,771 km (0.05 R)
• M10: 3,705,689 km (0.054 R)
• M11: 5,147,513 km (0.11 R)
• M12: 8,285,777 km (0.096 R)
• M13: 10,103,391 km (0.11 R)
• M14: 12,918,524 km (0.061 R)
• M15: 13,840,945 km (0.073 R)
• M16: 15,657,811 km (0.119 R)
• M17: 16,216,409 km (0.083 R)
• M18: 17,628,015 km (0.12 R)
• M19: 17,971,641 km (0.079 R)
• M20: 19,029,597 km (0.056 R)
• M21: 19,665,538 km (0.115 R)
• M22: 20,693,425 km (0.074 R)
• M23: 24,626,203 km (0.075 R)
• M24: 26,151,353 km (0.116 R)
• M25: 26,937,041 km (0.09 R)
• M26: 28,910,686 km (0.06 R)
• M27: 30,854,262 km (0.096 R)
• M28: 36,091,085 km (0.11 R)
• M29: 38,918,634 km (0.047 R)
• M30: 41,435,319 km (0.086 R)
• M31: 51,707,158 km (0.071 R)
• M32: 52,943,584 km (0.103 R)
• M33: 63,955,483 km (0.09 R)
• M34: 64,766,753 km (0.112 R)
• M35: 65,379,655 km (0.117 R)
• M36: 73,702,981 km (0.081 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: 384 - 11,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit