🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.5

Radius: 12

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.5 AU - 0.56 AU

Year: 257 Days

Day: 8 Hours

Environment

Temp: -139 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,396,964 km

• M1: 149,299 km (0.103 R)
• M2: 553,662 km (0.071 R)
• M3: 930,798 km (0.063 R)
• M4: 1,335,311 km (0.118 R)
• M5: 1,881,044 km (0.055 R)
• M6: 2,349,584 km (0.097 R)
• M7: 2,726,272 km (0.097 R)
• M8: 3,299,381 km (0.087 R)
• M9: 3,833,146 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.4

Radius: 12.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.58 AU - 0.64 AU

Year: 318 Days

Day: 7.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,396,964 km

• M1: 157,975 km (0.119 R)
• M2: 584,180 km (0.09 R)
• M3: 1,020,557 km (0.111 R)
• M4: 1,596,658 km (0.07 R)
• M5: 2,911,175 km (0.069 R)
• M6: 3,677,714 km (0.074 R)
• M7: 4,163,309 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.9

Radius: 12.1

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.14 AU - 1.66 AU

Year: 1105 Days

Day: 9.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,396,964 km

• M1: 150,645 km (0.106 R)
• M2: 556,504 km (0.041 R)
• M3: 1,166,265 km (0.061 R)
• M4: 1,694,944 km (0.087 R)
• M5: 2,283,312 km (0.086 R)
• M6: 2,991,808 km (0.046 R)
• M7: 3,426,838 km (0.087 R)
• M8: 3,857,531 km (0.102 R)
• M9: 4,442,608 km (0.104 R)
• M10: 5,811,877 km (0.11 R)
• M11: 6,970,214 km (0.066 R)
• M12: 7,616,626 km (0.077 R)
• M13: 8,381,370 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.2

Radius: 10.7

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.23 AU - 3.09 AU

Year: 2893 Days

Day: 14.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,396,964 km

• M1: 133,142 km (0.065 R)
• M2: 736,171 km (0.068 R)
• M3: 1,649,017 km (0.074 R)
• M4: 2,704,281 km (0.082 R)
• M5: 3,566,264 km (0.106 R)
• M6: 3,982,445 km (0.096 R)
• M7: 4,367,809 km (0.12 R)
• M8: 5,073,462 km (0.091 R)
• M9: 9,504,102 km (0.032 R)
• M10: 11,077,423 km (0.082 R)
• M11: 16,162,853 km (0.081 R)
• M12: 18,283,403 km (0.078 R)
• M13: 18,841,253 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.6

Radius: 14.2

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.24 AU - 4.22 AU

Year: 4804 Days

Day: 12.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,396,964 km

• M1: 177,573 km (0.12 R)
• M2: 897,138 km (0.063 R)
• M3: 1,836,613 km (0.103 R)
• M4: 2,435,753 km (0.044 R)
• M5: 2,987,021 km (0.118 R)
• M6: 3,588,554 km (0.114 R)
• M7: 6,898,407 km (0.049 R)
• M8: 7,843,267 km (0.103 R)
• M9: 13,826,434 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.7

Radius: 10.9

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.14 AU - 5.23 AU

Year: 5699 Days

Day: 5.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,396,964 km

• M1: 135,685 km (0.11 R)
• M2: 484,996 km (0.097 R)
• M3: 901,477 km (0.052 R)
• M4: 1,625,082 km (0.103 R)
• M5: 2,217,938 km (0.103 R)
• M6: 3,193,167 km (0.102 R)
• M7: 3,583,019 km (0.097 R)
• M8: 4,892,449 km (0.095 R)
• M9: 6,737,738 km (0.076 R)
• M10: 7,457,454 km (0.117 R)
• M11: 8,755,963 km (0.109 R)
• M12: 9,701,871 km (0.08 R)
• M13: 10,384,935 km (0.065 R)
• M14: 12,259,246 km (0.098 R)
• M15: 16,538,344 km (0.08 R)
• M16: 18,184,070 km (0.109 R)
• M17: 21,190,389 km (0.117 R)
• M18: 21,569,021 km (0.052 R)
• M19: 22,496,378 km (0.056 R)
• M20: 23,855,325 km (0.078 R)
• M21: 25,099,082 km (0.097 R)
• M22: 28,442,894 km (0.103 R)
• M23: 31,186,668 km (0.112 R)
• M24: 32,672,923 km (0.093 R)
• M25: 33,586,966 km (0.059 R)
• M26: 34,937,386 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.6

Radius: 3

Gravity: 83.07 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.12 AU - 7.3 AU

Year: 10320 Days

Day: 24.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,396,964 km

• M1: 37,699 km (0.12 R)
• M2: 251,474 km (0.091 R)
• M3: 446,250 km (0.115 R)
• M4: 626,366 km (0.095 R)
• M5: 796,160 km (0.114 R)
• M6: 1,190,799 km (0.037 R)
• M7: 1,438,234 km (0.085 R)
• M8: 1,964,669 km (0.09 R)
• M9: 2,735,696 km (0.076 R)
• M10: 3,070,795 km (0.118 R)
• M11: 3,236,251 km (0.072 R)
• M12: 3,358,023 km (0.1 R)
• M13: 3,584,963 km (0.049 R)
• M14: 6,796,530 km (0.066 R)
• M15: 7,036,934 km (0.094 R)
• M16: 8,646,458 km (0.075 R)
• M17: 12,749,927 km (0.089 R)
• M18: 14,515,481 km (0.115 R)
• M19: 23,935,510 km (0.108 R)
• M20: 29,040,986 km (0.114 R)
• M21: 30,638,093 km (0.118 R)
• M22: 44,175,952 km (0.089 R)
• M23: 45,857,133 km (0.082 R)
• M24: 49,346,802 km (0.102 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 11,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit