🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.6 AU - 0.66 AU

Year: 323 Days

Day: 15.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463

Radius: 14.8

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.71 AU - 0.95 AU

Year: 488 Days

Day: 14.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 22,001,583 km

• M1: 184,155 km (0.1 R)
• M2: 306,975 km (0.085 R)
• M3: 424,260 km (0.113 R)
• M4: 525,388 km (0.071 R)
• M5: 695,929 km (0.082 R)
• M6: 795,412 km (0.1 R)
• M7: 896,390 km (0.114 R)
• M8: 997,967 km (0.087 R)
• M9: 1,126,771 km (0.117 R)
• M10: 1,223,860 km (0.101 R)
• M11: 1,372,710 km (0.049 R)
• M12: 1,770,341 km (0.111 R)
• M13: 1,935,348 km (0.111 R)
• M14: 2,048,294 km (0.072 R)
• M15: 2,186,971 km (0.034 R)
• M16: 2,395,062 km (0.08 R)
• M17: 2,529,251 km (0.115 R)
• M18: 2,628,435 km (0.108 R)
• M19: 2,824,707 km (0.111 R)
• M20: 2,934,362 km (0.1 R)
• M21: 3,118,218 km (0.061 R)
• M22: 3,211,717 km (0.118 R)
• M23: 3,312,845 km (0.118 R)
• M24: 3,470,222 km (0.12 R)
• M25: 3,609,049 km (0.107 R)
• M26: 3,714,366 km (0.1 R)
• M27: 3,813,699 km (0.104 R)
• M28: 3,964,344 km (0.116 R)
• M29: 4,146,404 km (0.031 R)
• M30: 4,242,147 km (0.053 R)
• M31: 4,503,793 km (0.108 R)
• M32: 4,625,117 km (0.112 R)
• M33: 4,778,455 km (0.107 R)
• M34: 4,917,880 km (0.086 R)
• M35: 5,177,134 km (0.119 R)
• M36: 5,304,441 km (0.06 R)
• M37: 5,457,031 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.4

Radius: 10.8

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.81 AU - 0.93 AU

Year: 524 Days

Day: 10.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 22,001,583 km

• M1: 170,242 km (0.082 R)
• M2: 284,685 km (0.114 R)
• M3: 359,184 km (0.073 R)
• M4: 446,849 km (0.112 R)
• M5: 555,756 km (0.079 R)
• M6: 794,065 km (0.117 R)
• M7: 931,097 km (0.117 R)
• M8: 1,076,357 km (0.115 R)
• M9: 1,196,035 km (0.12 R)
• M10: 1,269,039 km (0.11 R)
• M11: 1,337,704 km (0.105 R)
• M12: 1,479,224 km (0.081 R)
• M13: 1,644,529 km (0.106 R)
• M14: 1,726,359 km (0.115 R)
• M15: 1,803,253 km (0.085 R)
• M16: 1,933,852 km (0.026 R)
• M17: 2,295,729 km (0.116 R)
• M18: 2,380,701 km (0.095 R)
• M19: 2,568,446 km (0.093 R)
• M20: 2,686,329 km (0.097 R)
• M21: 2,927,930 km (0.105 R)
• M22: 3,137,217 km (0.083 R)
• M23: 3,263,777 km (0.076 R)
• M24: 3,351,591 km (0.088 R)
• M25: 3,424,146 km (0.119 R)
• M26: 3,513,605 km (0.11 R)
• M27: 3,628,496 km (0.111 R)
• M28: 3,702,996 km (0.1 R)
• M29: 3,778,094 km (0.084 R)
• M30: 3,904,355 km (0.042 R)
• M31: 4,300,340 km (0.116 R)
• M32: 4,405,807 km (0.049 R)
• M33: 4,503,345 km (0.057 R)
• M34: 4,610,457 km (0.112 R)
• M35: 4,718,466 km (0.072 R)
• M36: 4,973,830 km (0.063 R)
• M37: 5,066,132 km (0.043 R)
• M38: 5,149,608 km (0.057 R)
• M39: 5,346,478 km (0.072 R)
• M40: 5,450,449 km (0.047 R)
• M41: 5,708,804 km (0.112 R)
• M42: 5,893,109 km (0.071 R)
• M43: 6,020,267 km (0.062 R)
• M44: 6,197,989 km (0.083 R)
• M45: 6,437,645 km (0.085 R)
• M46: 6,548,497 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.5

Radius: 13

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.08 AU - 3.28 AU

Year: 2833 Days

Day: 9.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 22,001,583 km

• M1: 165,306 km (0.036 R)
• M2: 264,040 km (0.079 R)
• M3: 515,215 km (0.102 R)
• M4: 665,112 km (0.108 R)
• M5: 936,782 km (0.118 R)
• M6: 1,244,953 km (0.105 R)
• M7: 1,443,171 km (0.066 R)
• M8: 1,533,229 km (0.075 R)
• M9: 1,871,469 km (0.111 R)
• M10: 2,293,485 km (0.118 R)
• M11: 2,430,666 km (0.061 R)
• M12: 2,665,535 km (0.105 R)
• M13: 2,826,353 km (0.065 R)
• M14: 3,467,080 km (0.096 R)
• M15: 3,750,269 km (0.116 R)
• M16: 4,022,836 km (0.068 R)
• M17: 4,133,688 km (0.089 R)
• M18: 4,568,121 km (0.081 R)
• M19: 4,938,226 km (0.099 R)
• M20: 5,197,030 km (0.104 R)
• M21: 5,378,941 km (0.09 R)
• M22: 5,645,375 km (0.11 R)
• M23: 5,811,578 km (0.074 R)
• M24: 5,979,427 km (0.09 R)
• M25: 6,298,370 km (0.116 R)
• M26: 6,798,475 km (0.065 R)
• M27: 7,266,268 km (0.092 R)
• M28: 7,883,209 km (0.063 R)
• M29: 7,999,297 km (0.104 R)
• M30: 8,469,483 km (0.082 R)
• M31: 8,564,628 km (0.073 R)
• M32: 8,876,390 km (0.048 R)
• M33: 8,997,115 km (0.109 R)
• M34: 9,412,249 km (0.107 R)
• M35: 9,808,684 km (0.086 R)
• M36: 10,034,128 km (0.086 R)
• M37: 10,286,649 km (0.055 R)
• M38: 10,592,427 km (0.072 R)
• M39: 10,772,094 km (0.079 R)
• M40: 11,265,168 km (0.109 R)
• M41: 11,554,042 km (0.11 R)
• M42: 11,686,137 km (0.078 R)
• M43: 12,058,785 km (0.077 R)
• M44: 12,489,328 km (0.094 R)
• M45: 14,660,292 km (0.059 R)
• M46: 15,177,751 km (0.106 R)
• M47: 15,322,562 km (0.032 R)
• M48: 15,409,628 km (0.082 R)
• M49: 16,319,482 km (0.066 R)
• M50: 16,646,503 km (0.111 R)
• M51: 16,825,721 km (0.117 R)
• M52: 16,915,630 km (0.05 R)
• M53: 17,095,895 km (0.089 R)
• M54: 17,337,196 km (0.066 R)
• M55: 17,518,958 km (0.116 R)
• M56: 17,610,063 km (0.092 R)
• M57: 18,468,156 km (0.095 R)
• M58: 18,622,691 km (0.078 R)
• M59: 19,026,904 km (0.104 R)
• M60: 19,749,013 km (0.092 R)
• M61: 20,002,282 km (0.066 R)
• M62: 20,097,576 km (0.102 R)
• M63: 20,352,342 km (0.081 R)
• M64: 20,736,509 km (0.064 R)
• M65: 21,512,024 km (0.057 R)
• M66: 21,642,174 km (0.113 R)
• M67: 21,968,896 km (0.101 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: 532 - 19,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit