🌌 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: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.47 AU - 0.63 AU

Year: 259 Days

Day: 33.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 68.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278

Radius: 10

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.9 AU - 1.02 AU

Year: 598 Days

Day: 10.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 25,002,636 km

• M1: 150,495 km (0.081 R)
• M2: 333,902 km (0.116 R)
• M3: 432,487 km (0.034 R)
• M4: 525,986 km (0.086 R)
• M5: 595,100 km (0.102 R)
• M6: 709,244 km (0.087 R)
• M7: 819,348 km (0.077 R)
• M8: 931,247 km (0.038 R)
• M9: 1,017,565 km (0.066 R)
• M10: 1,194,240 km (0.064 R)
• M11: 1,308,233 km (0.089 R)
• M12: 1,381,237 km (0.059 R)
• M13: 1,445,863 km (0.067 R)
• M14: 1,521,560 km (0.117 R)
• M15: 1,588,430 km (0.055 R)
• M16: 1,661,584 km (0.11 R)
• M17: 1,730,548 km (0.117 R)
• M18: 1,795,025 km (0.093 R)
• M19: 1,893,311 km (0.12 R)
• M20: 1,999,226 km (0.092 R)
• M21: 2,061,459 km (0.08 R)
• M22: 2,257,881 km (0.082 R)
• M23: 2,364,544 km (0.103 R)
• M24: 2,509,205 km (0.081 R)
• M25: 2,725,673 km (0.113 R)
• M26: 3,045,513 km (0.062 R)
• M27: 3,203,489 km (0.102 R)
• M28: 3,270,060 km (0.117 R)
• M29: 3,370,889 km (0.119 R)
• M30: 3,465,883 km (0.079 R)
• M31: 3,534,250 km (0.091 R)
• M32: 3,637,771 km (0.102 R)
• M33: 3,784,377 km (0.09 R)
• M34: 3,961,501 km (0.108 R)
• M35: 4,148,648 km (0.09 R)
• M36: 4,360,928 km (0.1 R)
• M37: 4,442,458 km (0.101 R)
• M38: 4,621,826 km (0.078 R)
• M39: 4,773,369 km (0.12 R)
• M40: 4,864,923 km (0.101 R)
• M41: 5,026,788 km (0.06 R)
• M42: 5,300,402 km (0.101 R)
• M43: 5,403,325 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.7

Radius: 11.2

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.06 AU - 2.18 AU

Year: 1963 Days

Day: 6.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 25,002,636 km

• M1: 152,141 km (0.088 R)
• M2: 241,601 km (0.103 R)
• M3: 363,523 km (0.108 R)
• M4: 435,330 km (0.119 R)
• M5: 791,074 km (0.085 R)
• M6: 1,095,356 km (0.116 R)
• M7: 1,240,166 km (0.099 R)
• M8: 1,369,569 km (0.096 R)
• M9: 1,595,760 km (0.049 R)
• M10: 1,725,312 km (0.104 R)
• M11: 1,797,568 km (0.106 R)
• M12: 1,932,954 km (0.091 R)
• M13: 2,292,737 km (0.1 R)
• M14: 2,604,200 km (0.055 R)
• M15: 3,016,641 km (0.028 R)
• M16: 3,434,318 km (0.119 R)
• M17: 3,918,417 km (0.117 R)
• M18: 4,176,773 km (0.037 R)
• M19: 4,390,847 km (0.067 R)
• M20: 4,659,226 km (0.086 R)
• M21: 4,744,347 km (0.05 R)
• M22: 4,933,139 km (0.114 R)
• M23: 5,371,760 km (0.105 R)
• M24: 5,443,119 km (0.109 R)
• M25: 5,568,781 km (0.063 R)
• M26: 5,768,045 km (0.103 R)
• M27: 5,841,198 km (0.076 R)
• M28: 6,267,552 km (0.108 R)
• M29: 6,399,348 km (0.096 R)
• M30: 7,091,687 km (0.102 R)
• M31: 7,446,832 km (0.098 R)
• M32: 7,546,614 km (0.069 R)
• M33: 7,646,695 km (0.112 R)
• M34: 7,828,157 km (0.029 R)
• M35: 8,505,387 km (0.061 R)
• M36: 8,735,319 km (0.095 R)
• M37: 8,882,822 km (0.102 R)
• M38: 9,052,317 km (0.091 R)
• M39: 9,545,541 km (0.081 R)
• M40: 10,157,995 km (0.081 R)
• M41: 10,290,838 km (0.058 R)
• M42: 10,783,015 km (0.044 R)
• M43: 10,964,028 km (0.088 R)
• M44: 11,443,639 km (0.093 R)
• M45: 11,744,181 km (0.101 R)
• M46: 11,837,081 km (0.108 R)
• M47: 11,976,955 km (0.114 R)
• M48: 12,070,603 km (0.091 R)
• M49: 12,258,498 km (0.084 R)
• M50: 12,400,018 km (0.03 R)
• M51: 13,649,609 km (0.1 R)
• M52: 13,845,283 km (0.083 R)
• M53: 13,968,252 km (0.093 R)
• M54: 14,116,055 km (0.116 R)
• M55: 14,190,256 km (0.113 R)
• M56: 14,289,289 km (0.096 R)
• M57: 14,863,446 km (0.077 R)
• M58: 14,963,976 km (0.041 R)
• M59: 15,445,083 km (0.091 R)
• M60: 15,700,297 km (0.103 R)
• M61: 15,802,771 km (0.082 R)
• M62: 16,604,616 km (0.116 R)
• M63: 16,709,035 km (0.106 R)
• M64: 16,787,574 km (0.089 R)
• M65: 16,944,801 km (0.106 R)
• M66: 17,155,435 km (0.102 R)
• M67: 17,340,338 km (0.071 R)
• M68: 17,952,492 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.5

Radius: 14

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.15 AU - 4.19 AU

Year: 4470 Days

Day: 7.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 25,002,636 km

• M1: 176,376 km (0.087 R)
• M2: 284,236 km (0.109 R)
• M3: 419,024 km (0.06 R)
• M4: 595,100 km (0.066 R)
• M5: 866,920 km (0.108 R)
• M6: 1,167,761 km (0.108 R)
• M7: 1,364,781 km (0.119 R)
• M8: 1,573,470 km (0.086 R)
• M9: 1,703,920 km (0.082 R)
• M10: 1,823,149 km (0.115 R)
• M11: 2,133,714 km (0.042 R)
• M12: 2,230,355 km (0.103 R)
• M13: 2,378,157 km (0.118 R)
• M14: 2,683,935 km (0.108 R)
• M15: 3,296,239 km (0.062 R)
• M16: 3,852,744 km (0.092 R)
• M17: 4,315,151 km (0.109 R)
• M18: 4,626,464 km (0.085 R)
• M19: 4,923,715 km (0.087 R)
• M20: 5,293,221 km (0.099 R)
• M21: 5,492,486 km (0.054 R)
• M22: 5,626,675 km (0.061 R)
• M23: 6,036,124 km (0.111 R)
• M24: 6,267,852 km (0.056 R)
• M25: 6,361,350 km (0.109 R)
• M26: 6,597,116 km (0.086 R)
• M27: 6,956,301 km (0.067 R)
• M28: 7,644,152 km (0.105 R)
• M29: 7,794,348 km (0.097 R)
• M30: 8,046,869 km (0.025 R)
• M31: 8,250,921 km (0.067 R)
• M32: 8,430,887 km (0.115 R)
• M33: 8,534,409 km (0.11 R)
• M34: 8,873,398 km (0.085 R)
• M35: 9,057,852 km (0.117 R)
• M36: 9,270,281 km (0.115 R)
• M37: 9,377,094 km (0.103 R)
• M38: 10,108,777 km (0.102 R)
• M39: 10,467,662 km (0.102 R)
• M40: 10,774,637 km (0.094 R)
• M41: 11,084,604 km (0.077 R)
• M42: 11,283,419 km (0.104 R)
• M43: 11,454,709 km (0.119 R)
• M44: 11,771,108 km (0.094 R)
• M45: 12,530,467 km (0.107 R)
• M46: 12,648,650 km (0.057 R)
• M47: 13,185,407 km (0.106 R)
• M48: 13,608,021 km (0.069 R)
• M49: 14,435,746 km (0.036 R)
• M50: 14,528,646 km (0.083 R)
• M51: 14,621,845 km (0.071 R)
• M52: 14,871,375 km (0.105 R)
• M53: 15,437,752 km (0.076 R)
• M54: 15,787,362 km (0.071 R)
• M55: 16,236,306 km (0.04 R)
• M56: 16,526,974 km (0.117 R)
• M57: 17,574,758 km (0.116 R)
• M58: 17,773,723 km (0.12 R)
• M59: 18,274,128 km (0.098 R)
• M60: 18,374,807 km (0.103 R)
• M61: 18,948,665 km (0.072 R)
• M62: 20,391,536 km (0.089 R)
• M63: 20,530,812 km (0.11 R)
• M64: 20,810,261 km (0.119 R)
• M65: 22,226,653 km (0.068 R)
• M66: 22,477,678 km (0.034 R)
• M67: 22,729,751 km (0.105 R)
• M68: 22,838,060 km (0.054 R)
• M69: 23,930,423 km (0.045 R)
• M70: 24,187,881 km (0.091 R)
• M71: 24,557,089 km (0.08 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: 354 - 18,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit