🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.49 AU - 0.73 AU

Year: 308 Days

Day: 32.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,864,487 km

• M1: 55,950 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.48 AU - 0.76 AU

Year: 315 Days

Day: 43.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.4

Radius: 14

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.08 AU - 1.14 AU

Year: 755 Days

Day: 10.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,864,487 km

• M1: 190,139 km (0.089 R)
• M2: 295,456 km (0.113 R)
• M3: 435,180 km (0.1 R)
• M4: 728,392 km (0.117 R)
• M5: 937,380 km (0.098 R)
• M6: 1,095,804 km (0.11 R)
• M7: 1,426,565 km (0.076 R)
• M8: 1,596,508 km (0.08 R)
• M9: 1,726,060 km (0.116 R)
• M10: 1,951,953 km (0.068 R)
• M11: 2,108,133 km (0.098 R)
• M12: 2,415,407 km (0.097 R)
• M13: 2,669,424 km (0.114 R)
• M14: 2,781,174 km (0.098 R)
• M15: 2,868,988 km (0.11 R)
• M16: 3,060,772 km (0.098 R)
• M17: 3,171,325 km (0.084 R)
• M18: 3,309,703 km (0.109 R)
• M19: 3,484,134 km (0.087 R)
• M20: 3,640,913 km (0.085 R)
• M21: 4,039,741 km (0.05 R)
• M22: 4,277,153 km (0.067 R)
• M23: 4,379,328 km (0.04 R)
• M24: 4,526,682 km (0.065 R)
• M25: 4,630,802 km (0.092 R)
• M26: 4,728,340 km (0.047 R)
• M27: 4,833,956 km (0.107 R)
• M28: 4,955,878 km (0.1 R)
• M29: 5,148,261 km (0.11 R)
• M30: 5,280,506 km (0.085 R)
• M31: 5,421,876 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.4

Radius: 13.1

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.2 AU - 1.56 AU

Year: 1047 Days

Day: 14.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 61,864,487 km

• M1: 163,660 km (0.097 R)
• M2: 246,986 km (0.081 R)
• M3: 354,846 km (0.032 R)
• M4: 437,424 km (0.057 R)
• M5: 520,152 km (0.09 R)
• M6: 705,803 km (0.062 R)
• M7: 852,708 km (0.051 R)
• M8: 998,865 km (0.12 R)
• M9: 1,090,868 km (0.111 R)
• M10: 1,179,579 km (0.109 R)
• M11: 1,371,812 km (0.101 R)
• M12: 1,524,851 km (0.106 R)
• M13: 1,863,840 km (0.109 R)
• M14: 1,979,778 km (0.084 R)
• M15: 2,259,825 km (0.094 R)
• M16: 2,350,482 km (0.064 R)
• M17: 2,595,822 km (0.091 R)
• M18: 2,805,259 km (0.12 R)
• M19: 2,939,000 km (0.089 R)
• M20: 3,047,757 km (0.119 R)
• M21: 3,222,488 km (0.094 R)
• M22: 3,344,111 km (0.051 R)
• M23: 3,448,081 km (0.092 R)
• M24: 3,757,300 km (0.111 R)
• M25: 3,875,482 km (0.052 R)
• M26: 4,045,276 km (0.074 R)
• M27: 4,156,427 km (0.081 R)
• M28: 4,350,904 km (0.066 R)
• M29: 4,496,014 km (0.059 R)
• M30: 4,600,883 km (0.111 R)
• M31: 4,877,040 km (0.091 R)
• M32: 5,006,442 km (0.089 R)
• M33: 5,191,645 km (0.108 R)
• M34: 5,279,608 km (0.052 R)
• M35: 5,591,370 km (0.114 R)
• M36: 5,795,122 km (0.116 R)
• M37: 6,024,306 km (0.117 R)
• M38: 6,151,764 km (0.095 R)
• M39: 6,326,943 km (0.077 R)
• M40: 6,444,676 km (0.118 R)
• M41: 6,574,976 km (0.041 R)
• M42: 6,766,162 km (0.104 R)
• M43: 6,934,908 km (0.109 R)
• M44: 7,056,382 km (0.051 R)
• M45: 7,215,255 km (0.064 R)
• M46: 7,437,258 km (0.066 R)
• M47: 7,574,140 km (0.049 R)
• M48: 7,686,638 km (0.093 R)
• M49: 8,027,721 km (0.115 R)
• M50: 8,232,221 km (0.117 R)
• M51: 8,386,756 km (0.12 R)
• M52: 8,869,359 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.7

Radius: 11

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.23 AU - 1.73 AU

Year: 1163 Days

Day: 8.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 61,864,487 km

• M1: 178,021 km (0.082 R)
• M2: 253,419 km (0.116 R)
• M3: 327,171 km (0.059 R)
• M4: 461,061 km (0.107 R)
• M5: 585,227 km (0.102 R)
• M6: 681,867 km (0.085 R)
• M7: 848,818 km (0.078 R)
• M8: 922,720 km (0.045 R)
• M9: 1,077,703 km (0.116 R)
• M10: 1,166,714 km (0.087 R)
• M11: 1,275,322 km (0.069 R)
• M12: 1,361,341 km (0.06 R)
• M13: 1,467,256 km (0.105 R)
• M14: 1,585,289 km (0.053 R)
• M15: 1,668,914 km (0.084 R)
• M16: 1,744,610 km (0.082 R)
• M17: 1,909,318 km (0.113 R)
• M18: 2,286,005 km (0.069 R)
• M19: 2,359,906 km (0.12 R)
• M20: 2,575,627 km (0.079 R)
• M21: 2,719,390 km (0.111 R)
• M22: 2,797,929 km (0.11 R)
• M23: 2,934,362 km (0.111 R)
• M24: 3,073,039 km (0.119 R)
• M25: 3,417,414 km (0.064 R)
• M26: 3,539,037 km (0.029 R)
• M27: 3,925,448 km (0.09 R)
• M28: 4,014,459 km (0.099 R)
• M29: 4,168,993 km (0.052 R)
• M30: 4,523,540 km (0.115 R)
• M31: 4,738,513 km (0.117 R)
• M32: 4,915,487 km (0.116 R)
• M33: 4,997,915 km (0.118 R)
• M34: 5,178,330 km (0.108 R)
• M35: 5,602,590 km (0.092 R)
• M36: 5,950,106 km (0.056 R)
• M37: 6,215,492 km (0.102 R)
• M38: 6,651,271 km (0.079 R)
• M39: 6,926,681 km (0.12 R)
• M40: 7,190,272 km (0.049 R)
• M41: 7,568,156 km (0.105 R)
• M42: 8,130,794 km (0.106 R)
• M43: 8,277,549 km (0.063 R)
• M44: 8,458,264 km (0.05 R)
• M45: 8,640,324 km (0.048 R)
• M46: 9,008,335 km (0.073 R)
• M47: 9,109,613 km (0.062 R)
• M48: 9,347,324 km (0.098 R)
• M49: 9,432,744 km (0.109 R)
• M50: 9,638,890 km (0.057 R)
• M51: 9,846,382 km (0.11 R)
• M52: 10,371,770 km (0.09 R)
• M53: 10,495,787 km (0.111 R)
• M54: 10,780,771 km (0.066 R)
• M55: 10,888,481 km (0.03 R)
• M56: 11,358,667 km (0.049 R)
• M57: 11,559,727 km (0.056 R)
• M58: 12,188,337 km (0.067 R)
• M59: 12,319,235 km (0.11 R)
• M60: 12,601,077 km (0.039 R)
• M61: 12,733,472 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.3

Radius: 11.6

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.96 AU - 4 AU

Year: 4192 Days

Day: 8.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 61,864,487 km

• M1: 176,675 km (0.03 R)
• M2: 255,214 km (0.07 R)
• M3: 385,813 km (0.108 R)
• M4: 556,654 km (0.078 R)
• M5: 630,854 km (0.065 R)
• M6: 1,018,313 km (0.069 R)
• M7: 1,267,244 km (0.11 R)
• M8: 1,489,995 km (0.038 R)
• M9: 1,629,869 km (0.115 R)
• M10: 1,906,625 km (0.101 R)
• M11: 2,042,011 km (0.087 R)
• M12: 2,163,335 km (0.092 R)
• M13: 2,359,009 km (0.107 R)
• M14: 2,431,564 km (0.115 R)
• M15: 2,541,967 km (0.106 R)
• M16: 2,616,467 km (0.105 R)
• M17: 2,710,713 km (0.117 R)
• M18: 2,806,157 km (0.102 R)
• M19: 4,391,146 km (0.077 R)
• M20: 4,526,383 km (0.1 R)
• M21: 5,058,054 km (0.052 R)
• M22: 5,271,380 km (0.102 R)
• M23: 5,756,526 km (0.066 R)
• M24: 5,904,778 km (0.09 R)
• M25: 6,205,320 km (0.061 R)
• M26: 6,408,474 km (0.063 R)
• M27: 6,510,799 km (0.105 R)
• M28: 7,349,743 km (0.11 R)
• M29: 8,167,146 km (0.075 R)
• M30: 8,418,022 km (0.081 R)
• M31: 9,330,419 km (0.075 R)
• M32: 9,651,307 km (0.069 R)
• M33: 9,769,040 km (0.074 R)
• M34: 10,484,716 km (0.101 R)
• M35: 11,496,297 km (0.05 R)
• M36: 11,871,937 km (0.063 R)
• M37: 12,379,074 km (0.104 R)
• M38: 12,571,008 km (0.043 R)
• M39: 13,055,406 km (0.111 R)
• M40: 13,283,543 km (0.112 R)
• M41: 13,909,311 km (0.118 R)
• M42: 14,477,484 km (0.094 R)
• M43: 15,019,177 km (0.117 R)
• M44: 15,326,900 km (0.091 R)
• M45: 15,464,231 km (0.112 R)
• M46: 15,671,125 km (0.116 R)
• M47: 15,878,916 km (0.064 R)
• M48: 16,087,605 km (0.112 R)
• M49: 16,227,330 km (0.119 R)
• M50: 16,754,513 km (0.109 R)
• M51: 17,717,923 km (0.12 R)
• M52: 18,042,999 km (0.058 R)
• M53: 18,115,405 km (0.053 R)
• M54: 18,516,028 km (0.101 R)
• M55: 19,325,951 km (0.115 R)
• M56: 19,511,601 km (0.089 R)
• M57: 19,809,900 km (0.093 R)
• M58: 20,373,435 km (0.119 R)
• M59: 20,448,982 km (0.056 R)
• M60: 20,600,225 km (0.098 R)
• M61: 21,285,982 km (0.106 R)
• M62: 21,824,385 km (0.098 R)
• M63: 22,406,320 km (0.055 R)
• M64: 22,679,636 km (0.066 R)
• M65: 23,072,031 km (0.097 R)
• M66: 23,783,967 km (0.077 R)
• M67: 24,022,875 km (0.115 R)
• M68: 24,744,385 km (0.106 R)
• M69: 25,717,520 km (0.066 R)
• M70: 25,921,870 km (0.102 R)
• M71: 26,620,492 km (0.106 R)
• M72: 27,408,723 km (0.109 R)
• M73: 27,742,925 km (0.096 R)
• M74: 27,826,700 km (0.089 R)
• M75: 28,162,547 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.2

Radius: 3.6

Gravity: 43.46 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.54 AU - 9.58 AU

Year: 16171 Days

Day: 17.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 61,864,487 km

• M1: 73,453 km (0.078 R)
• M2: 398,678 km (0.08 R)
• M3: 502,649 km (0.099 R)
• M4: 634,893 km (0.099 R)
• M5: 1,045,689 km (0.098 R)
• M6: 1,069,176 km (0.109 R)
• M7: 1,239,119 km (0.108 R)
• M8: 1,339,948 km (0.04 R)
• M9: 1,391,410 km (0.09 R)
• M10: 1,576,762 km (0.063 R)
• M11: 2,029,146 km (0.094 R)
• M12: 2,269,400 km (0.119 R)
• M13: 2,550,644 km (0.045 R)
• M14: 2,582,508 km (0.071 R)
• M15: 3,422,799 km (0.034 R)
• M16: 3,672,179 km (0.118 R)
• M17: 5,205,108 km (0.106 R)
• M18: 5,574,166 km (0.097 R)
• M19: 6,079,059 km (0.116 R)
• M20: 6,337,115 km (0.041 R)
• M21: 6,908,280 km (0.058 R)
• M22: 8,005,281 km (0.054 R)
• M23: 8,335,294 km (0.091 R)
• M24: 8,959,865 km (0.116 R)
• M25: 9,204,159 km (0.12 R)
• M26: 11,763,928 km (0.068 R)
• M27: 12,138,820 km (0.076 R)
• M28: 13,175,832 km (0.055 R)
• M29: 14,184,272 km (0.072 R)
• M30: 15,101,307 km (0.025 R)
• M31: 15,275,289 km (0.059 R)
• M32: 17,597,796 km (0.057 R)
• M33: 18,210,848 km (0.116 R)
• M34: 18,519,917 km (0.1 R)
• M35: 19,143,292 km (0.078 R)
• M36: 19,710,267 km (0.099 R)
• M37: 19,963,985 km (0.113 R)
• M38: 20,027,714 km (0.096 R)
• M39: 20,860,675 km (0.079 R)
• M40: 20,925,152 km (0.048 R)
• M41: 23,493,747 km (0.072 R)
• M42: 24,168,134 km (0.066 R)
• M43: 24,439,804 km (0.078 R)
• M44: 26,508,443 km (0.091 R)
• M45: 28,991,768 km (0.113 R)
• M46: 30,078,597 km (0.118 R)
• M47: 31,031,236 km (0.103 R)
• M48: 32,740,691 km (0.073 R)
• M49: 33,417,920 km (0.072 R)
• M50: 33,569,014 km (0.091 R)
• M51: 34,404,219 km (0.086 R)
• M52: 34,633,253 km (0.115 R)
• M53: 35,092,669 km (0.111 R)
• M54: 36,638,912 km (0.102 R)
• M55: 36,716,703 km (0.115 R)
• M56: 37,263,483 km (0.091 R)
• M57: 37,498,651 km (0.117 R)
• M58: 37,577,190 km (0.112 R)
• M59: 39,078,853 km (0.083 R)
• M60: 40,680,598 km (0.097 R)
• M61: 41,489,623 km (0.055 R)
• M62: 44,362,351 km (0.069 R)
• M63: 44,944,586 km (0.109 R)
• M64: 46,284,833 km (0.11 R)
• M65: 46,875,296 km (0.07 R)
• M66: 46,959,819 km (0.104 R)
• M67: 48,319,663 km (0.043 R)
• M68: 49,175,962 km (0.083 R)
• M69: 49,692,224 km (0.086 R)
• M70: 50,123,963 km (0.114 R)
• M71: 50,383,366 km (0.114 R)
• M72: 50,556,750 km (0.077 R)
• M73: 51,251,782 km (0.119 R)
• M74: 51,426,063 km (0.114 R)
• M75: 52,037,619 km (0.114 R)
• M76: 52,125,134 km (0.119 R)
• M77: 52,651,569 km (0.092 R)
• M78: 54,685,502 km (0.106 R)
• M79: 56,295,175 km (0.113 R)
• M80: 59,927,411 km (0.088 R)
• M81: 60,755,136 km (0.088 R)
• M82: 61,031,743 km (0.036 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: 269 - 11,335 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit