🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.36 AU - 2.5 AU

Year: 1420 Days

Day: 20.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.25 AU - 3.43 AU

Year: 1794 Days

Day: 32.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.3

Radius: 12.8

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 8.66 AU - 10.3 AU

Year: 10938 Days

Day: 9.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 56.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 47,829,666 km

• M1: 185,950 km (0.085 R)
• M2: 552,465 km (0.107 R)
• M3: 654,790 km (0.079 R)
• M4: 781,050 km (0.104 R)
• M5: 1,079,049 km (0.111 R)
• M6: 2,154,509 km (0.071 R)
• M7: 2,400,747 km (0.053 R)
• M8: 2,656,260 km (0.069 R)
• M9: 3,249,864 km (0.115 R)
• M10: 3,736,506 km (0.071 R)
• M11: 3,973,619 km (0.098 R)
• M12: 4,215,818 km (0.061 R)
• M13: 4,778,455 km (0.046 R)
• M14: 5,666,917 km (0.103 R)
• M15: 5,871,268 km (0.107 R)
• M16: 5,974,341 km (0.087 R)
• M17: 6,785,161 km (0.059 R)
• M18: 7,555,590 km (0.099 R)
• M19: 7,818,583 km (0.045 R)
• M20: 8,469,932 km (0.109 R)
• M21: 8,743,397 km (0.086 R)
• M22: 8,900,774 km (0.076 R)
• M23: 9,178,727 km (0.041 R)
• M24: 9,499,914 km (0.11 R)
• M25: 9,580,846 km (0.083 R)
• M26: 9,947,510 km (0.109 R)
• M27: 10,070,929 km (0.118 R)
• M28: 10,194,646 km (0.062 R)
• M29: 10,443,876 km (0.081 R)
• M30: 10,527,352 km (0.094 R)
• M31: 10,737,088 km (0.112 R)
• M32: 10,821,312 km (0.104 R)
• M33: 11,118,114 km (0.032 R)
• M34: 11,246,170 km (0.052 R)
• M35: 12,155,874 km (0.082 R)
• M36: 12,420,214 km (0.069 R)
• M37: 14,091,820 km (0.092 R)
• M38: 14,509,049 km (0.088 R)
• M39: 14,602,398 km (0.096 R)
• M40: 15,213,655 km (0.116 R)
• M41: 15,403,345 km (0.114 R)
• M42: 15,737,397 km (0.087 R)
• M43: 17,047,874 km (0.117 R)
• M44: 17,195,677 km (0.116 R)
• M45: 17,791,076 km (0.059 R)
• M46: 18,041,204 km (0.082 R)
• M47: 18,393,357 km (0.086 R)
• M48: 20,973,771 km (0.084 R)
• M49: 21,238,111 km (0.036 R)
• M50: 21,450,240 km (0.111 R)
• M51: 22,091,118 km (0.114 R)
• M52: 23,665,785 km (0.069 R)
• M53: 25,670,396 km (0.043 R)
• M54: 26,693,047 km (0.107 R)
• M55: 26,922,082 km (0.081 R)
• M56: 27,961,039 km (0.082 R)
• M57: 28,368,543 km (0.113 R)
• M58: 28,602,365 km (0.058 R)
• M59: 28,836,785 km (0.114 R)
• M60: 28,954,219 km (0.077 R)
• M61: 29,071,803 km (0.068 R)
• M62: 29,899,528 km (0.075 R)
• M63: 30,555,365 km (0.094 R)
• M64: 30,795,021 km (0.113 R)
• M65: 31,336,565 km (0.086 R)
• M66: 31,517,728 km (0.093 R)
• M67: 31,699,190 km (0.089 R)
• M68: 33,843,077 km (0.098 R)
• M69: 34,277,360 km (0.103 R)
• M70: 34,401,826 km (0.081 R)
• M71: 36,540,327 km (0.107 R)
• M72: 36,985,979 km (0.084 R)
• M73: 37,818,192 km (0.052 R)
• M74: 38,011,173 km (0.102 R)
• M75: 38,204,454 km (0.072 R)
• M76: 38,592,062 km (0.041 R)
• M77: 41,208,977 km (0.106 R)
• M78: 42,138,429 km (0.09 R)
• M79: 43,410,759 km (0.038 R)
• M80: 44,220,831 km (0.092 R)
• M81: 45,035,990 km (0.064 R)
• M82: 45,240,490 km (0.108 R)
• M83: 45,445,440 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.6

Radius: 5.4

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 11.13 AU - 13.99 AU

Year: 16681 Days

Day: 18.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 60.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 47,829,666 km

• M1: 74,949 km (0.115 R)
• M2: 130,001 km (0.117 R)
• M3: 223,050 km (0.067 R)
• M4: 393,442 km (0.08 R)
• M5: 435,031 km (0.054 R)
• M6: 932,892 km (0.056 R)
• M7: 970,741 km (0.07 R)
• M8: 1,292,825 km (0.12 R)
• M9: 1,554,920 km (0.09 R)
• M10: 1,646,025 km (0.068 R)
• M11: 1,692,251 km (0.067 R)
• M12: 1,905,578 km (0.082 R)
• M13: 2,177,995 km (0.073 R)
• M14: 2,515,638 km (0.105 R)
• M15: 2,595,972 km (0.119 R)
• M16: 3,152,626 km (0.082 R)
• M17: 3,297,436 km (0.1 R)
• M18: 3,415,020 km (0.088 R)
• M19: 3,563,720 km (0.103 R)
• M20: 3,898,521 km (0.088 R)
• M21: 4,116,784 km (0.074 R)
• M22: 4,435,577 km (0.11 R)
• M23: 4,500,353 km (0.078 R)
• M24: 4,696,476 km (0.114 R)
• M25: 4,762,448 km (0.08 R)
• M26: 5,164,717 km (0.066 R)
• M27: 5,232,784 km (0.101 R)
• M28: 5,301,300 km (0.113 R)
• M29: 5,404,373 km (0.103 R)
• M30: 5,647,768 km (0.03 R)
• M31: 5,717,930 km (0.091 R)
• M32: 6,880,006 km (0.045 R)
• M33: 7,030,352 km (0.083 R)
• M34: 7,487,673 km (0.088 R)
• M35: 7,526,269 km (0.11 R)
• M36: 7,876,178 km (0.058 R)
• M37: 8,151,887 km (0.045 R)
• M38: 8,672,637 km (0.117 R)
• M39: 8,713,029 km (0.089 R)
• M40: 9,411,202 km (0.095 R)
• M41: 9,914,599 km (0.099 R)
• M42: 10,686,225 km (0.098 R)
• M43: 11,035,386 km (0.112 R)
• M44: 11,610,590 km (0.117 R)
• M45: 12,377,429 km (0.059 R)
• M46: 13,067,673 km (0.028 R)
• M47: 13,114,198 km (0.111 R)
• M48: 13,581,691 km (0.115 R)
• M49: 14,726,115 km (0.075 R)
• M50: 15,114,471 km (0.117 R)
• M51: 15,506,118 km (0.109 R)
• M52: 16,449,632 km (0.083 R)
• M53: 16,600,427 km (0.087 R)
• M54: 17,105,918 km (0.097 R)
• M55: 17,873,804 km (0.028 R)
• M56: 18,652,760 km (0.047 R)
• M57: 21,001,147 km (0.064 R)
• M58: 22,043,545 km (0.112 R)
• M59: 22,320,750 km (0.117 R)
• M60: 22,990,500 km (0.111 R)
• M61: 24,178,457 km (0.051 R)
• M62: 24,349,746 km (0.075 R)
• M63: 24,521,634 km (0.071 R)
• M64: 24,866,308 km (0.088 R)
• M65: 25,676,829 km (0.102 R)
• M66: 26,085,231 km (0.113 R)
• M67: 26,731,494 km (0.104 R)
• M68: 27,264,212 km (0.082 R)
• M69: 28,520,684 km (0.055 R)
• M70: 28,701,847 km (0.087 R)
• M71: 29,004,334 km (0.103 R)
• M72: 30,471,441 km (0.082 R)
• M73: 31,027,795 km (0.07 R)
• M74: 31,089,878 km (0.082 R)
• M75: 32,276,040 km (0.109 R)
• M76: 33,159,714 km (0.108 R)
• M77: 33,286,573 km (0.051 R)
• M78: 35,273,682 km (0.055 R)
• M79: 35,468,010 km (0.038 R)
• M80: 36,510,408 km (0.092 R)
• M81: 37,101,170 km (0.081 R)
• M82: 37,496,856 km (0.115 R)
• M83: 37,562,829 km (0.113 R)
• M84: 38,625,273 km (0.078 R)
• M85: 38,758,714 km (0.081 R)
• M86: 39,495,783 km (0.1 R)
• M87: 40,643,797 km (0.087 R)
• M88: 41,939,763 km (0.095 R)
• M89: 45,696,614 km (0.102 R)
• M90: 46,545,881 km (0.117 R)
• M91: 47,043,743 km (0.1 R)
• M92: 47,543,400 km (0.105 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: 215 - 16,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit