🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.1

Radius: 13.1

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.93 AU - 1.17 AU

Year: 717 Days

Day: 9.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,115,503 km

• M1: 162,912 km (0.112 R)
• M2: 1,212,640 km (0.104 R)
• M3: 1,706,912 km (0.064 R)
• M4: 2,307,996 km (0.056 R)
• M5: 3,140,359 km (0.091 R)
• M6: 4,250,524 km (0.107 R)
• M7: 5,298,009 km (0.096 R)
• M8: 5,946,366 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.7

Radius: 12.7

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.09 AU - 1.81 AU

Year: 1164 Days

Day: 5 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,115,503 km

• M1: 158,275 km (0.11 R)
• M2: 760,256 km (0.025 R)
• M3: 1,167,911 km (0.045 R)
• M4: 1,626,877 km (0.105 R)
• M5: 2,263,565 km (0.066 R)
• M6: 2,789,851 km (0.032 R)
• M7: 3,248,368 km (0.113 R)
• M8: 4,283,885 km (0.065 R)
• M9: 4,705,900 km (0.045 R)
• M10: 5,655,996 km (0.118 R)
• M11: 6,280,268 km (0.036 R)
• M12: 8,264,983 km (0.099 R)
• M13: 9,492,284 km (0.101 R)
• M14: 10,246,108 km (0.086 R)
• M15: 10,870,978 km (0.083 R)
• M16: 11,802,524 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429

Radius: 11

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.53 AU - 2.17 AU

Year: 1678 Days

Day: 11.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,115,503 km

• M1: 137,032 km (0.076 R)
• M2: 584,329 km (0.118 R)
• M3: 987,196 km (0.12 R)
• M4: 1,707,211 km (0.105 R)
• M5: 2,234,843 km (0.064 R)
• M6: 2,645,339 km (0.071 R)
• M7: 3,326,159 km (0.073 R)
• M8: 4,315,001 km (0.025 R)
• M9: 5,096,500 km (0.052 R)
• M10: 6,336,816 km (0.054 R)
• M11: 6,767,508 km (0.075 R)
• M12: 7,450,423 km (0.099 R)
• M13: 7,795,246 km (0.119 R)
• M14: 8,262,290 km (0.042 R)
• M15: 9,527,589 km (0.069 R)
• M16: 10,287,846 km (0.119 R)
• M17: 11,929,233 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.4

Radius: 9.7

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.17 AU - 2.63 AU

Year: 2479 Days

Day: 7.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,115,503 km

• M1: 121,174 km (0.086 R)
• M2: 432,936 km (0.049 R)
• M3: 1,028,037 km (0.112 R)
• M4: 1,336,358 km (0.084 R)
• M5: 1,686,566 km (0.12 R)
• M6: 2,122,943 km (0.117 R)
• M7: 2,533,739 km (0.067 R)
• M8: 3,029,058 km (0.095 R)
• M9: 4,016,852 km (0.095 R)
• M10: 4,563,932 km (0.05 R)
• M11: 5,229,493 km (0.078 R)
• M12: 6,507,657 km (0.112 R)
• M13: 7,292,298 km (0.072 R)
• M14: 7,768,318 km (0.059 R)
• M15: 9,049,325 km (0.066 R)
• M16: 9,425,115 km (0.053 R)
• M17: 9,882,735 km (0.096 R)
• M18: 10,653,014 km (0.049 R)
• M19: 11,741,787 km (0.105 R)
• M20: 12,189,235 km (0.114 R)
• M21: 13,822,993 km (0.113 R)
• M22: 14,927,324 km (0.095 R)
• M23: 15,356,221 km (0.055 R)
• M24: 15,695,509 km (0.117 R)
• M25: 17,051,315 km (0.078 R)
• M26: 17,572,813 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.8

Radius: 8.3

Gravity: 11.62 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.27 AU - 3.01 AU

Year: 2860 Days

Day: 6.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,115,503 km

• M1: 103,372 km (0.095 R)
• M2: 382,821 km (0.1 R)
• M3: 759,508 km (0.104 R)
• M4: 1,054,815 km (0.061 R)
• M5: 1,417,440 km (0.085 R)
• M6: 2,091,378 km (0.066 R)
• M7: 2,516,087 km (0.115 R)
• M8: 3,654,526 km (0.053 R)
• M9: 4,229,431 km (0.083 R)
• M10: 4,745,544 km (0.089 R)
• M11: 6,150,567 km (0.051 R)
• M12: 9,016,413 km (0.096 R)
• M13: 11,484,928 km (0.11 R)
• M14: 12,309,960 km (0.058 R)
• M15: 14,029,288 km (0.056 R)
• M16: 14,322,500 km (0.06 R)
• M17: 16,707,988 km (0.118 R)
• M18: 17,371,305 km (0.077 R)
• M19: 18,399,042 km (0.114 R)
• M20: 20,263,480 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.5

Radius: 11.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.02 AU - 3.06 AU

Year: 3535 Days

Day: 6.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,115,503 km

• M1: 143,016 km (0.072 R)
• M2: 559,795 km (0.11 R)
• M3: 994,527 km (0.061 R)
• M4: 1,376,001 km (0.104 R)
• M5: 2,046,200 km (0.044 R)
• M6: 3,829,705 km (0.081 R)
• M7: 4,471,331 km (0.043 R)
• M8: 7,519,088 km (0.036 R)
• M9: 8,526,630 km (0.033 R)
• M10: 11,566,459 km (0.062 R)
• M11: 14,151,061 km (0.092 R)
• M12: 16,164,050 km (0.12 R)
• M13: 20,244,481 km (0.061 R)
• M14: 21,135,935 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.3

Radius: 10.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.05 AU - 5.47 AU

Year: 6925 Days

Day: 5.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,115,503 km

• M1: 130,599 km (0.119 R)
• M2: 535,112 km (0.102 R)
• M3: 1,104,481 km (0.088 R)
• M4: 1,594,414 km (0.082 R)
• M5: 2,476,742 km (0.105 R)
• M6: 2,906,986 km (0.098 R)
• M7: 3,572,397 km (0.119 R)
• M8: 5,769,242 km (0.109 R)
• M9: 11,419,404 km (0.088 R)
• M10: 16,774,858 km (0.119 R)
• M11: 24,442,048 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.5

Radius: 10.5

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.53 AU - 6.21 AU

Year: 8298 Days

Day: 11.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,115,503 km

• M1: 130,599 km (0.074 R)
• M2: 493,075 km (0.089 R)
• M3: 949,049 km (0.066 R)
• M4: 1,330,075 km (0.101 R)
• M5: 1,711,250 km (0.104 R)
• M6: 2,048,892 km (0.1 R)
• M7: 2,699,793 km (0.107 R)
• M8: 3,229,070 km (0.1 R)
• M9: 3,801,282 km (0.097 R)
• M10: 4,524,588 km (0.117 R)
• M11: 5,400,932 km (0.095 R)
• M12: 6,459,038 km (0.119 R)
• M13: 11,446,182 km (0.119 R)
• M14: 13,597,998 km (0.041 R)
• M15: 15,806,810 km (0.101 R)
• M16: 16,616,434 km (0.089 R)
• M17: 17,382,525 km (0.086 R)
• M18: 18,026,693 km (0.083 R)
• M19: 21,652,646 km (0.073 R)
• M20: 24,828,759 km (0.098 R)
• M21: 30,105,075 km (0.09 R)
• M22: 30,618,944 km (0.111 R)
• M23: 31,034,228 km (0.043 R)
• M24: 31,982,230 km (0.08 R)
• M25: 33,495,412 km (0.097 R)
• M26: 39,534,080 km (0.089 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 13,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit