🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.56 AU - 0.56 AU

Year: 271 Days

Day: 34 Hours

Environment

Temp: -121 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.62 AU - 0.66 AU

Year: 331 Days

Day: 46.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.4

Radius: 8.3

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.9 AU - 1 AU

Year: 598 Days

Day: 10 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 15,714,919 km

• M1: 103,821 km (0.092 R)
• M2: 167,250 km (0.114 R)
• M3: 239,357 km (0.098 R)
• M4: 318,643 km (0.052 R)
• M5: 370,404 km (0.086 R)
• M6: 425,905 km (0.114 R)
• M7: 488,287 km (0.031 R)
• M8: 565,480 km (0.12 R)
• M9: 651,349 km (0.1 R)
• M10: 716,723 km (0.048 R)
• M11: 810,521 km (0.111 R)
• M12: 913,295 km (0.088 R)
• M13: 968,796 km (0.051 R)
• M14: 1,020,557 km (0.098 R)
• M15: 1,073,514 km (0.119 R)
• M16: 1,127,370 km (0.115 R)
• M17: 1,187,209 km (0.099 R)
• M18: 1,304,942 km (0.098 R)
• M19: 1,459,178 km (0.104 R)
• M20: 1,563,597 km (0.084 R)
• M21: 1,797,418 km (0.082 R)
• M22: 1,897,649 km (0.12 R)
• M23: 1,975,589 km (0.12 R)
• M24: 2,036,326 km (0.032 R)
• M25: 2,134,762 km (0.049 R)
• M26: 2,203,427 km (0.12 R)
• M27: 2,343,002 km (0.096 R)
• M28: 2,518,331 km (0.095 R)
• M29: 2,697,998 km (0.114 R)
• M30: 3,034,892 km (0.092 R)
• M31: 3,254,950 km (0.118 R)
• M32: 3,327,057 km (0.113 R)
• M33: 3,414,272 km (0.097 R)
• M34: 3,524,526 km (0.052 R)
• M35: 3,583,767 km (0.047 R)
• M36: 3,665,746 km (0.064 R)
• M37: 3,725,735 km (0.062 R)
• M38: 3,854,539 km (0.09 R)
• M39: 4,054,252 km (0.056 R)
• M40: 4,108,556 km (0.099 R)
• M41: 4,241,548 km (0.084 R)
• M42: 4,383,966 km (0.053 R)
• M43: 4,544,035 km (0.064 R)
• M44: 4,608,662 km (0.071 R)
• M45: 5,128,065 km (0.104 R)
• M46: 5,220,666 km (0.105 R)
• M47: 5,347,974 km (0.108 R)
• M48: 5,424,718 km (0.1 R)
• M49: 5,493,383 km (0.068 R)
• M50: 5,562,198 km (0.081 R)
• M51: 5,657,343 km (0.107 R)
• M52: 5,709,552 km (0.112 R)
• M53: 5,805,594 km (0.085 R)
• M54: 5,928,564 km (0.037 R)

Asteroid Belt

Center: 1.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.7

Radius: 14.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.37 AU - 1.61 AU

Year: 1174 Days

Day: 12.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 15,714,919 km

• M1: 184,753 km (0.081 R)
• M2: 306,526 km (0.066 R)
• M3: 417,228 km (0.084 R)
• M4: 577,747 km (0.092 R)
• M5: 673,041 km (0.116 R)
• M6: 791,672 km (0.107 R)
• M7: 924,365 km (0.084 R)
• M8: 1,040,453 km (0.101 R)
• M9: 1,148,912 km (0.04 R)
• M10: 1,420,432 km (0.086 R)
• M11: 1,601,296 km (0.116 R)
• M12: 1,782,309 km (0.118 R)
• M13: 2,042,909 km (0.102 R)
• M14: 2,248,905 km (0.115 R)
• M15: 2,375,913 km (0.073 R)
• M16: 2,540,321 km (0.099 R)
• M17: 2,672,865 km (0.108 R)
• M18: 2,771,600 km (0.082 R)
• M19: 2,889,932 km (0.115 R)
• M20: 3,207,678 km (0.119 R)
• M21: 3,468,277 km (0.102 R)
• M22: 3,715,712 km (0.116 R)
• M23: 3,928,290 km (0.115 R)
• M24: 4,051,559 km (0.086 R)
• M25: 4,165,702 km (0.037 R)
• M26: 4,270,421 km (0.059 R)
• M27: 4,514,864 km (0.082 R)
• M28: 4,622,574 km (0.09 R)
• M29: 4,752,874 km (0.116 R)
• M30: 4,873,599 km (0.102 R)
• M31: 5,275,569 km (0.11 R)
• M32: 5,412,002 km (0.098 R)
• M33: 5,526,594 km (0.107 R)
• M34: 5,618,896 km (0.097 R)
• M35: 6,291,488 km (0.037 R)
• M36: 6,460,683 km (0.105 R)
• M37: 6,582,456 km (0.115 R)
• M38: 6,704,977 km (0.107 R)
• M39: 7,052,193 km (0.105 R)
• M40: 7,152,573 km (0.105 R)
• M41: 7,278,535 km (0.096 R)
• M42: 7,469,122 km (0.052 R)
• M43: 7,764,429 km (0.1 R)
• M44: 7,906,995 km (0.117 R)
• M45: 8,129,148 km (0.103 R)
• M46: 8,727,241 km (0.102 R)
• M47: 8,889,105 km (0.096 R)
• M48: 9,133,848 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.8

Radius: 11.8

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.26 AU - 3.7 AU

Year: 3322 Days

Day: 14.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 15,714,919 km

• M1: 181,313 km (0.095 R)
• M2: 262,095 km (0.063 R)
• M3: 422,764 km (0.104 R)
• M4: 581,188 km (0.027 R)
• M5: 676,482 km (0.069 R)
• M6: 842,984 km (0.1 R)
• M7: 918,980 km (0.062 R)
• M8: 1,051,224 km (0.041 R)
• M9: 1,237,922 km (0.106 R)
• M10: 1,365,529 km (0.053 R)
• M11: 1,507,947 km (0.078 R)
• M12: 1,644,978 km (0.098 R)
• M13: 1,775,128 km (0.118 R)
• M14: 1,954,347 km (0.094 R)
• M15: 2,034,681 km (0.115 R)
• M16: 2,198,790 km (0.11 R)
• M17: 2,391,920 km (0.118 R)
• M18: 2,578,020 km (0.06 R)
• M19: 2,679,298 km (0.076 R)
• M20: 2,756,191 km (0.109 R)
• M21: 2,859,862 km (0.096 R)
• M22: 3,192,419 km (0.072 R)
• M23: 3,579,727 km (0.096 R)
• M24: 3,736,057 km (0.073 R)
• M25: 3,880,270 km (0.084 R)
• M26: 3,967,635 km (0.112 R)
• M27: 4,218,959 km (0.08 R)
• M28: 4,429,743 km (0.09 R)
• M29: 4,644,116 km (0.057 R)
• M30: 4,768,133 km (0.057 R)
• M31: 5,275,569 km (0.057 R)
• M32: 5,617,998 km (0.099 R)
• M33: 6,068,886 km (0.088 R)
• M34: 6,221,775 km (0.118 R)
• M35: 6,583,653 km (0.103 R)
• M36: 6,740,880 km (0.083 R)
• M37: 6,987,866 km (0.057 R)
• M38: 7,418,409 km (0.118 R)
• M39: 8,042,980 km (0.075 R)
• M40: 8,608,310 km (0.1 R)
• M41: 8,703,754 km (0.105 R)
• M42: 9,303,492 km (0.068 R)
• M43: 9,440,822 km (0.107 R)
• M44: 9,539,258 km (0.074 R)
• M45: 9,677,785 km (0.029 R)
• M46: 10,016,924 km (0.109 R)
• M47: 10,117,304 km (0.119 R)
• M48: 10,319,261 km (0.108 R)
• M49: 10,461,529 km (0.116 R)
• M50: 10,604,245 km (0.113 R)
• M51: 10,747,859 km (0.072 R)
• M52: 11,015,938 km (0.085 R)
• M53: 11,161,348 km (0.113 R)
• M54: 11,474,905 km (0.078 R)
• M55: 11,855,033 km (0.107 R)
• M56: 11,961,397 km (0.082 R)
• M57: 12,089,453 km (0.1 R)
• M58: 12,867,212 km (0.102 R)
• M59: 13,064,232 km (0.075 R)
• M60: 13,416,984 km (0.057 R)
• M61: 13,594,407 km (0.075 R)
• M62: 13,951,797 km (0.097 R)
• M63: 14,131,763 km (0.092 R)
• M64: 14,357,656 km (0.115 R)
• M65: 14,607,634 km (0.111 R)
• M66: 14,744,516 km (0.091 R)
• M67: 14,904,735 km (0.097 R)
• M68: 15,042,664 km (0.101 R)
• M69: 15,482,033 km (0.099 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: 535 - 13,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit