🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.73 AU - 0.95 AU

Year: 329 Days

Day: 30 Hours

Environment

Temp: -32 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.7 AU - 1.16 AU

Year: 383 Days

Day: 14.8 Hours

Environment

Temp: -35 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,336,226 km

• M1: 167,400 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.23 AU - 1.29 AU

Year: 605 Days

Day: 37.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,336,226 km

• M1: 625,170 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.5

Radius: 8.5

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.58 AU - 3.66 AU

Year: 2356 Days

Day: 8.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 18,336,226 km

• M1: 132,993 km (0.083 R)
• M2: 234,121 km (0.1 R)
• M3: 439,219 km (0.09 R)
• M4: 544,087 km (0.12 R)
• M5: 758,312 km (0.118 R)
• M6: 999,314 km (0.054 R)
• M7: 1,099,245 km (0.086 R)
• M8: 1,193,791 km (0.076 R)
• M9: 1,373,009 km (0.072 R)
• M10: 1,437,785 km (0.06 R)
• M11: 1,747,453 km (0.032 R)
• M12: 1,807,890 km (0.113 R)
• M13: 1,869,076 km (0.065 R)
• M14: 2,131,470 km (0.099 R)
• M15: 2,305,602 km (0.106 R)
• M16: 2,383,393 km (0.107 R)
• M17: 2,495,891 km (0.084 R)
• M18: 2,552,888 km (0.108 R)
• M19: 2,679,747 km (0.058 R)
• M20: 2,832,336 km (0.026 R)
• M21: 3,000,036 km (0.117 R)
• M22: 3,072,890 km (0.096 R)
• M23: 3,183,293 km (0.029 R)
• M24: 3,270,060 km (0.032 R)
• M25: 3,612,340 km (0.087 R)
• M26: 3,768,221 km (0.094 R)
• M27: 4,552,562 km (0.111 R)
• M28: 4,678,673 km (0.115 R)
• M29: 4,848,766 km (0.114 R)
• M30: 4,905,913 km (0.03 R)
• M31: 4,977,570 km (0.097 R)
• M32: 5,253,578 km (0.074 R)
• M33: 5,326,881 km (0.082 R)
• M34: 5,385,972 km (0.115 R)
• M35: 5,519,413 km (0.11 R)
• M36: 5,639,092 km (0.033 R)
• M37: 5,774,777 km (0.031 R)
• M38: 5,896,250 km (0.109 R)
• M39: 6,390,671 km (0.06 R)
• M40: 6,611,179 km (0.12 R)
• M41: 6,706,473 km (0.104 R)
• M42: 6,818,222 km (0.097 R)
• M43: 6,898,407 km (0.102 R)
• M44: 6,962,734 km (0.095 R)
• M45: 7,222,286 km (0.064 R)
• M46: 7,353,334 km (0.096 R)
• M47: 7,851,495 km (0.071 R)
• M48: 8,429,242 km (0.065 R)
• M49: 8,532,763 km (0.102 R)
• M50: 8,793,064 km (0.102 R)
• M51: 8,915,435 km (0.095 R)
• M52: 9,038,404 km (0.092 R)
• M53: 9,571,870 km (0.057 R)
• M54: 9,878,546 km (0.11 R)
• M55: 9,951,250 km (0.111 R)
• M56: 10,005,854 km (0.086 R)
• M57: 10,078,857 km (0.058 R)
• M58: 10,243,714 km (0.102 R)
• M59: 10,298,766 km (0.097 R)
• M60: 10,669,021 km (0.088 R)
• M61: 10,949,517 km (0.102 R)
• M62: 11,081,313 km (0.087 R)
• M63: 11,251,405 km (0.105 R)
• M64: 11,346,400 km (0.049 R)
• M65: 11,422,545 km (0.104 R)
• M66: 11,613,582 km (0.111 R)
• M67: 11,824,964 km (0.119 R)
• M68: 11,921,454 km (0.109 R)
• M69: 12,212,572 km (0.104 R)
• M70: 12,271,065 km (0.111 R)
• M71: 12,564,875 km (0.086 R)
• M72: 12,623,966 km (0.082 R)
• M73: 12,702,954 km (0.063 R)
• M74: 13,139,779 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.6

Radius: 11.5

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.03 AU - 3.59 AU

Year: 2574 Days

Day: 9.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 18,336,226 km

• M1: 214,972 km (0.025 R)
• M2: 299,645 km (0.045 R)
• M3: 410,347 km (0.118 R)
• M4: 562,488 km (0.118 R)
• M5: 642,373 km (0.099 R)
• M6: 753,225 km (0.072 R)
• M7: 852,558 km (0.092 R)
• M8: 956,678 km (0.11 R)
• M9: 1,035,367 km (0.114 R)
• M10: 1,373,458 km (0.056 R)
• M11: 1,497,774 km (0.094 R)
• M12: 1,614,161 km (0.056 R)
• M13: 1,819,260 km (0.101 R)
• M14: 2,071,781 km (0.118 R)
• M15: 2,162,886 km (0.098 R)
• M16: 2,667,180 km (0.109 R)
• M17: 3,028,459 km (0.077 R)
• M18: 3,132,430 km (0.057 R)
• M19: 3,513,755 km (0.064 R)
• M20: 3,702,248 km (0.102 R)
• M21: 3,861,869 km (0.079 R)
• M22: 4,089,108 km (0.109 R)
• M23: 4,472,228 km (0.109 R)
• M24: 4,676,729 km (0.08 R)
• M25: 5,059,699 km (0.09 R)
• M26: 5,237,272 km (0.114 R)
• M27: 5,949,059 km (0.109 R)
• M28: 6,136,654 km (0.106 R)
• M29: 6,345,194 km (0.107 R)
• M30: 6,459,786 km (0.079 R)
• M31: 6,536,679 km (0.119 R)
• M32: 6,730,259 km (0.111 R)
• M33: 7,024,218 km (0.03 R)
• M34: 7,442,793 km (0.098 R)
• M35: 7,563,818 km (0.083 R)
• M36: 7,808,111 km (0.111 R)
• M37: 8,283,384 km (0.097 R)
• M38: 8,535,157 km (0.084 R)
• M39: 8,768,081 km (0.109 R)
• M40: 8,896,137 km (0.085 R)
• M41: 9,110,810 km (0.092 R)
• M42: 9,262,203 km (0.116 R)
• M43: 9,457,877 km (0.079 R)
• M44: 9,677,037 km (0.07 R)
• M45: 10,053,575 km (0.108 R)
• M46: 10,299,813 km (0.077 R)
• M47: 11,142,349 km (0.105 R)
• M48: 11,536,988 km (0.12 R)
• M49: 11,818,381 km (0.115 R)
• M50: 12,340,029 km (0.103 R)
• M51: 12,627,706 km (0.03 R)
• M52: 13,087,869 km (0.112 R)
• M53: 13,578,101 km (0.082 R)
• M54: 13,652,302 km (0.05 R)
• M55: 13,875,203 km (0.117 R)
• M56: 13,974,685 km (0.062 R)
• M57: 14,124,433 km (0.048 R)
• M58: 14,249,646 km (0.042 R)
• M59: 14,400,291 km (0.06 R)
• M60: 14,677,945 km (0.062 R)
• M61: 14,754,090 km (0.096 R)
• M62: 15,085,000 km (0.054 R)
• M63: 15,599,019 km (0.086 R)
• M64: 15,832,242 km (0.111 R)
• M65: 16,145,051 km (0.074 R)
• M66: 16,328,308 km (0.059 R)
• M67: 16,565,122 km (0.03 R)
• M68: 16,882,718 km (0.071 R)
• M69: 16,988,933 km (0.075 R)
• M70: 17,496,817 km (0.074 R)
• M71: 17,847,176 km (0.099 R)
• M72: 18,172,701 km (0.045 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: 180 - 14,083 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit