🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.9

Radius: 12.1

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.59 AU - 0.83 AU

Year: 399 Days

Day: 14.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,091,119 km

• M1: 150,495 km (0.104 R)
• M2: 706,401 km (0.103 R)
• M3: 1,126,622 km (0.081 R)
• M4: 1,574,966 km (0.074 R)
• M5: 1,988,904 km (0.113 R)
• M6: 2,520,275 km (0.106 R)
• M7: 2,903,096 km (0.112 R)
• M8: 4,332,953 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.1

Radius: 9.4

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.78 AU - 2.22 AU

Year: 1886 Days

Day: 8.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,091,119 km

• M1: 117,135 km (0.103 R)
• M2: 428,299 km (0.027 R)
• M3: 1,046,288 km (0.098 R)
• M4: 1,373,907 km (0.107 R)
• M5: 1,720,824 km (0.045 R)
• M6: 2,340,159 km (0.095 R)
• M7: 2,854,477 km (0.097 R)
• M8: 3,965,690 km (0.071 R)
• M9: 4,293,459 km (0.05 R)
• M10: 4,619,433 km (0.073 R)
• M11: 5,430,702 km (0.118 R)
• M12: 7,094,230 km (0.098 R)
• M13: 7,496,648 km (0.097 R)
• M14: 8,085,765 km (0.074 R)
• M15: 8,949,393 km (0.09 R)
• M16: 9,419,729 km (0.073 R)
• M17: 10,375,660 km (0.114 R)
• M18: 11,036,134 km (0.046 R)
• M19: 11,724,434 km (0.106 R)
• M20: 12,249,822 km (0.119 R)
• M21: 12,595,692 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.7

Radius: 13.9

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.62 AU - 2.62 AU

Year: 2058 Days

Day: 10 Hours

Environment

Temp: -208 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,091,119 km

• M1: 173,833 km (0.112 R)
• M2: 705,952 km (0.099 R)
• M3: 1,297,462 km (0.034 R)
• M4: 2,191,758 km (0.051 R)
• M5: 4,519,352 km (0.07 R)
• M6: 5,824,593 km (0.072 R)
• M7: 6,972,757 km (0.103 R)
• M8: 7,898,768 km (0.047 R)
• M9: 8,391,842 km (0.094 R)
• M10: 8,938,174 km (0.096 R)
• M11: 10,426,972 km (0.119 R)
• M12: 11,288,207 km (0.089 R)
• M13: 13,715,432 km (0.109 R)
• M14: 15,357,119 km (0.05 R)
• M15: 16,772,165 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.1

Radius: 9.7

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.13 AU - 2.61 AU

Year: 2433 Days

Day: 9.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 147.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,091,119 km

• M1: 120,875 km (0.111 R)
• M2: 762,949 km (0.053 R)
• M3: 1,218,923 km (0.106 R)
• M4: 2,288,548 km (0.094 R)
• M5: 2,675,259 km (0.046 R)
• M6: 3,969,280 km (0.1 R)
• M7: 4,283,885 km (0.031 R)
• M8: 5,912,257 km (0.076 R)
• M9: 6,645,137 km (0.062 R)
• M10: 7,090,490 km (0.113 R)
• M11: 7,979,251 km (0.103 R)
• M12: 8,482,798 km (0.111 R)
• M13: 10,157,546 km (0.117 R)
• M14: 12,001,489 km (0.099 R)
• M15: 14,561,109 km (0.094 R)
• M16: 15,313,586 km (0.087 R)
• M17: 16,794,007 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.1

Radius: 14.5

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.45 AU - 2.93 AU

Year: 2942 Days

Day: 7.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,091,119 km

• M1: 180,265 km (0.054 R)
• M2: 635,342 km (0.117 R)
• M3: 1,428,660 km (0.075 R)
• M4: 1,984,266 km (0.044 R)
• M5: 2,989,115 km (0.102 R)
• M6: 3,491,465 km (0.116 R)
• M7: 4,911,747 km (0.086 R)
• M8: 6,606,092 km (0.094 R)
• M9: 7,407,339 km (0.061 R)
• M10: 9,588,625 km (0.051 R)
• M11: 10,278,571 km (0.064 R)
• M12: 11,315,882 km (0.103 R)
• M13: 11,798,784 km (0.088 R)
• M14: 12,464,046 km (0.11 R)
• M15: 15,136,462 km (0.06 R)
• M16: 15,723,634 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.1

Radius: 9.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.73 AU - 5.53 AU

Year: 6644 Days

Day: 14.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,091,119 km

• M1: 120,576 km (0.108 R)
• M2: 676,182 km (0.102 R)
• M3: 1,021,604 km (0.082 R)
• M4: 1,667,418 km (0.092 R)
• M5: 2,045,900 km (0.031 R)
• M6: 2,383,094 km (0.056 R)
• M7: 3,647,794 km (0.09 R)
• M8: 4,219,258 km (0.108 R)
• M9: 4,875,993 km (0.11 R)
• M10: 5,483,510 km (0.064 R)
• M11: 6,078,909 km (0.108 R)
• M12: 6,553,284 km (0.094 R)
• M13: 7,223,932 km (0.086 R)
• M14: 7,540,331 km (0.06 R)
• M15: 8,314,949 km (0.077 R)
• M16: 9,020,303 km (0.065 R)
• M17: 10,328,087 km (0.064 R)
• M18: 13,315,407 km (0.078 R)
• M19: 16,229,723 km (0.081 R)
• M20: 18,091,469 km (0.096 R)
• M21: 19,007,307 km (0.111 R)
• M22: 20,438,510 km (0.064 R)
• M23: 21,721,461 km (0.062 R)
• M24: 27,138,400 km (0.053 R)
• M25: 28,250,959 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.4

Radius: 10.5

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.64 AU - 4.68 AU

Year: 6708 Days

Day: 7.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,091,119 km

• M1: 130,599 km (0.119 R)
• M2: 517,160 km (0.075 R)
• M3: 1,022,202 km (0.097 R)
• M4: 1,388,567 km (0.119 R)
• M5: 2,025,705 km (0.102 R)
• M6: 4,073,400 km (0.098 R)
• M7: 5,870,071 km (0.1 R)
• M8: 6,451,408 km (0.108 R)
• M9: 9,991,791 km (0.052 R)
• M10: 10,863,947 km (0.07 R)
• M11: 12,522,838 km (0.105 R)
• M12: 13,047,029 km (0.076 R)
• M13: 14,865,690 km (0.104 R)
• M14: 18,202,171 km (0.035 R)
• M15: 19,375,019 km (0.109 R)
• M16: 20,927,695 km (0.061 R)
• M17: 22,352,914 km (0.104 R)
• M18: 22,912,559 km (0.047 R)
• M19: 23,697,350 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.4

Radius: 13.1

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.17 AU - 5.43 AU

Year: 7013 Days

Day: 10 Hours

Environment

Temp: -228 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,091,119 km

• M1: 163,959 km (0.102 R)
• M2: 918,830 km (0.119 R)
• M3: 1,399,338 km (0.097 R)
• M4: 1,995,037 km (0.108 R)
• M5: 2,430,816 km (0.048 R)
• M6: 3,282,327 km (0.073 R)
• M7: 3,810,258 km (0.075 R)
• M8: 4,442,010 km (0.089 R)
• M9: 4,884,221 km (0.101 R)
• M10: 6,484,021 km (0.088 R)
• M11: 7,387,292 km (0.112 R)
• M12: 9,604,183 km (0.048 R)
• M13: 10,179,537 km (0.113 R)
• M14: 16,040,482 km (0.057 R)
• M15: 17,447,600 km (0.107 R)
• M16: 18,555,821 km (0.112 R)
• M17: 19,449,668 km (0.09 R)
• M18: 20,172,076 km (0.07 R)
• M19: 23,535,485 km (0.031 R)
• M20: 23,980,688 km (0.103 R)
• M21: 25,118,380 km (0.085 R)
• M22: 25,661,420 km (0.114 R)
• M23: 26,610,619 km (0.082 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.2

Radius: 11

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.07 AU - 5.19 AU

Year: 7748 Days

Day: 6.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,091,119 km

• M1: 136,882 km (0.081 R)
• M2: 576,550 km (0.117 R)
• M3: 937,829 km (0.105 R)
• M4: 2,016,430 km (0.074 R)
• M5: 2,411,518 km (0.079 R)
• M6: 2,804,062 km (0.086 R)
• M7: 3,339,772 km (0.118 R)
• M8: 3,785,724 km (0.103 R)
• M9: 4,797,753 km (0.115 R)
• M10: 6,196,493 km (0.113 R)
• M11: 6,609,384 km (0.087 R)
• M12: 7,211,665 km (0.049 R)
• M13: 7,633,231 km (0.082 R)
• M14: 9,118,439 km (0.11 R)
• M15: 9,653,850 km (0.092 R)
• M16: 12,154,977 km (0.092 R)
• M17: 15,402,597 km (0.073 R)
• M18: 16,522,038 km (0.113 R)
• M19: 17,194,480 km (0.105 R)
• M20: 18,988,607 km (0.066 R)
• M21: 19,388,782 km (0.082 R)
• M22: 21,618,687 km (0.11 R)
• M23: 25,923,965 km (0.08 R)
• M24: 27,167,572 km (0.114 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.8

Radius: 14.3

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.46 AU - 6.92 AU

Year: 9051 Days

Day: 9.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,091,119 km

• M1: 177,872 km (0.069 R)
• M2: 671,395 km (0.111 R)
• M3: 1,328,279 km (0.113 R)
• M4: 2,044,554 km (0.088 R)
• M5: 3,918,567 km (0.065 R)
• M6: 6,459,935 km (0.104 R)
• M7: 7,015,991 km (0.099 R)
• M8: 11,210,565 km (0.118 R)
• M9: 16,843,075 km (0.089 R)
• M10: 25,651,696 km (0.087 R)
• M11: 28,011,752 km (0.088 R)
• M12: 37,590,654 km (0.091 R)
• M13: 38,787,138 km (0.026 R)
• M14: 40,629,286 km (0.118 R)
• M15: 41,635,331 km (0.091 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: 263 - 16,102 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit