🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.39 AU - 0.63 AU

Year: 235 Days

Day: 47.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,709,116 km

• M1: 176,974 km (0.09 R)
• M2: 549,473 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.58 AU - 0.66 AU

Year: 315 Days

Day: 35 Hours

Environment

Temp: -126 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.7

Radius: 14.6

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.77 AU - 0.93 AU

Year: 506 Days

Day: 13.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 67,709,116 km

• M1: 252,671 km (0.096 R)
• M2: 366,664 km (0.084 R)
• M3: 531,372 km (0.116 R)
• M4: 634,445 km (0.107 R)
• M5: 741,557 km (0.077 R)
• M6: 841,189 km (0.074 R)
• M7: 1,013,675 km (0.106 R)
• M8: 1,227,301 km (0.117 R)
• M9: 1,331,122 km (0.116 R)
• M10: 1,468,602 km (0.038 R)
• M11: 1,674,748 km (0.116 R)
• M12: 1,784,852 km (0.096 R)
• M13: 1,884,185 km (0.106 R)
• M14: 1,992,344 km (0.116 R)
• M15: 2,102,598 km (0.073 R)
• M16: 2,214,946 km (0.028 R)
• M17: 2,322,357 km (0.1 R)
• M18: 2,460,885 km (0.112 R)
• M19: 2,587,295 km (0.071 R)
• M20: 2,700,690 km (0.077 R)
• M21: 2,940,496 km (0.07 R)
• M22: 3,051,198 km (0.088 R)
• M23: 3,309,554 km (0.046 R)
• M24: 3,449,727 km (0.119 R)
• M25: 3,558,335 km (0.039 R)
• M26: 3,659,613 km (0.095 R)
• M27: 3,917,220 km (0.072 R)
• M28: 4,261,146 km (0.072 R)
• M29: 4,377,982 km (0.06 R)
• M30: 4,605,670 km (0.085 R)
• M31: 4,735,072 km (0.075 R)
• M32: 4,856,246 km (0.118 R)
• M33: 5,168,606 km (0.096 R)
• M34: 5,429,056 km (0.115 R)
• M35: 5,595,260 km (0.043 R)
• M36: 5,713,741 km (0.114 R)
• M37: 6,287,599 km (0.105 R)
• M38: 6,441,834 km (0.059 R)
• M39: 6,722,480 km (0.119 R)
• M40: 6,869,534 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.7

Radius: 12.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.89 AU - 1.05 AU

Year: 617 Days

Day: 7 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 67,709,116 km

• M1: 159,471 km (0.1 R)
• M2: 280,346 km (0.095 R)
• M3: 416,331 km (0.025 R)
• M4: 525,537 km (0.083 R)
• M5: 660,175 km (0.099 R)
• M6: 793,766 km (0.081 R)
• M7: 881,730 km (0.11 R)
• M8: 989,141 km (0.066 R)
• M9: 1,101,340 km (0.103 R)
• M10: 1,345,483 km (0.091 R)
• M11: 1,501,813 km (0.103 R)
• M12: 1,677,441 km (0.048 R)
• M13: 1,947,016 km (0.047 R)
• M14: 2,083,898 km (0.093 R)
• M15: 2,216,891 km (0.067 R)
• M16: 2,316,822 km (0.106 R)
• M17: 2,469,562 km (0.074 R)
• M18: 2,663,590 km (0.114 R)
• M19: 2,854,776 km (0.115 R)
• M20: 3,011,256 km (0.116 R)
• M21: 3,130,485 km (0.089 R)
• M22: 3,365,503 km (0.058 R)
• M23: 3,456,160 km (0.088 R)
• M24: 3,564,468 km (0.102 R)
• M25: 3,665,447 km (0.099 R)
• M26: 3,784,527 km (0.098 R)
• M27: 4,052,756 km (0.088 R)
• M28: 4,184,851 km (0.118 R)
• M29: 4,282,538 km (0.069 R)
• M30: 4,516,809 km (0.093 R)
• M31: 4,672,241 km (0.086 R)
• M32: 4,773,818 km (0.098 R)
• M33: 4,988,640 km (0.102 R)
• M34: 5,120,885 km (0.104 R)
• M35: 5,283,198 km (0.109 R)
• M36: 5,398,688 km (0.119 R)
• M37: 5,495,627 km (0.112 R)
• M38: 5,780,163 km (0.078 R)
• M39: 6,009,346 km (0.086 R)
• M40: 6,089,830 km (0.077 R)
• M41: 6,272,040 km (0.12 R)
• M42: 6,528,301 km (0.076 R)
• M43: 6,735,644 km (0.074 R)
• M44: 6,850,685 km (0.045 R)
• M45: 7,242,482 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.8

Radius: 4.8

Gravity: 39.7 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.03 AU - 9.91 AU

Year: 14528 Days

Day: 20.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 67,709,116 km

• M1: 76,744 km (0.112 R)
• M2: 621,280 km (0.094 R)
• M3: 771,177 km (0.111 R)
• M4: 2,135,061 km (0.099 R)
• M5: 2,263,416 km (0.045 R)
• M6: 2,295,879 km (0.115 R)
• M7: 2,629,332 km (0.081 R)
• M8: 2,663,590 km (0.05 R)
• M9: 3,304,019 km (0.119 R)
• M10: 3,415,319 km (0.088 R)
• M11: 3,989,775 km (0.119 R)
• M12: 4,029,119 km (0.099 R)
• M13: 4,511,573 km (0.099 R)
• M14: 4,552,562 km (0.114 R)
• M15: 4,593,851 km (0.11 R)
• M16: 4,927,455 km (0.08 R)
• M17: 5,140,033 km (0.116 R)
• M18: 5,312,220 km (0.099 R)
• M19: 5,442,670 km (0.107 R)
• M20: 6,019,968 km (0.095 R)
• M21: 6,110,475 km (0.104 R)
• M22: 9,288,233 km (0.077 R)
• M23: 11,566,907 km (0.036 R)
• M24: 11,792,501 km (0.1 R)
• M25: 11,962,743 km (0.067 R)
• M26: 12,651,642 km (0.081 R)
• M27: 12,942,310 km (0.118 R)
• M28: 13,649,310 km (0.111 R)
• M29: 13,768,240 km (0.051 R)
• M30: 14,127,425 km (0.026 R)
• M31: 14,308,139 km (0.058 R)
• M32: 14,550,338 km (0.074 R)
• M33: 17,238,013 km (0.068 R)
• M34: 17,884,575 km (0.052 R)
• M35: 18,080,099 km (0.036 R)
• M36: 18,670,861 km (0.118 R)
• M37: 19,001,922 km (0.116 R)
• M38: 19,068,343 km (0.114 R)
• M39: 19,334,777 km (0.096 R)
• M40: 19,736,746 km (0.072 R)
• M41: 20,617,279 km (0.104 R)
• M42: 21,441,264 km (0.091 R)
• M43: 21,510,528 km (0.089 R)
• M44: 22,066,434 km (0.06 R)
• M45: 22,768,048 km (0.087 R)
• M46: 22,979,879 km (0.095 R)
• M47: 23,121,548 km (0.065 R)
• M48: 23,905,590 km (0.089 R)
• M49: 24,192,968 km (0.055 R)
• M50: 24,337,030 km (0.119 R)
• M51: 24,409,137 km (0.075 R)
• M52: 24,481,392 km (0.081 R)
• M53: 25,207,540 km (0.113 R)
• M54: 25,646,461 km (0.092 R)
• M55: 28,257,542 km (0.099 R)
• M56: 28,485,230 km (0.094 R)
• M57: 29,402,115 km (0.118 R)
• M58: 29,479,008 km (0.11 R)
• M59: 30,096,100 km (0.065 R)
• M60: 30,484,007 km (0.067 R)
• M61: 31,421,686 km (0.094 R)
• M62: 33,005,479 km (0.108 R)
• M63: 33,807,024 km (0.057 R)
• M64: 34,858,697 km (0.114 R)
• M65: 36,497,393 km (0.119 R)
• M66: 36,911,031 km (0.111 R)
• M67: 37,076,935 km (0.051 R)
• M68: 38,077,296 km (0.11 R)
• M69: 40,531,449 km (0.059 R)
• M70: 40,702,589 km (0.101 R)
• M71: 42,340,237 km (0.059 R)
• M72: 42,687,752 km (0.074 R)
• M73: 43,735,835 km (0.107 R)
• M74: 45,057,981 km (0.054 R)
• M75: 46,125,212 km (0.076 R)
• M76: 46,751,429 km (0.11 R)
• M77: 47,110,613 km (0.073 R)
• M78: 47,741,468 km (0.049 R)
• M79: 50,476,117 km (0.094 R)
• M80: 51,306,385 km (0.085 R)
• M81: 53,730,170 km (0.118 R)
• M82: 54,766,733 km (0.116 R)
• M83: 57,435,110 km (0.074 R)
• M84: 57,627,344 km (0.116 R)
• M85: 58,688,292 km (0.107 R)
• M86: 58,978,811 km (0.025 R)
• M87: 59,366,868 km (0.114 R)
• M88: 60,243,063 km (0.113 R)
• M89: 63,194,479 km (0.066 R)
• M90: 64,587,983 km (0.061 R)
• M91: 65,589,391 km (0.08 R)
• M92: 65,890,831 km (0.111 R)
• M93: 66,092,040 km (0.111 R)
• M94: 66,696,864 km (0.108 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: 525 - 10,651 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit