🌌 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: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.49 AU - 0.75 AU

Year: 310 Days

Day: 41.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.5

Radius: 12.9

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.93 AU - 1.13 AU

Year: 665 Days

Day: 7.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 57,856,344 km

• M1: 167,699 km (0.094 R)
• M2: 299,495 km (0.107 R)
• M3: 401,221 km (0.063 R)
• M4: 503,546 km (0.065 R)
• M5: 606,470 km (0.068 R)
• M6: 721,810 km (0.102 R)
• M7: 825,182 km (0.057 R)
• M8: 938,577 km (0.116 R)
• M9: 1,044,193 km (0.066 R)
• M10: 1,135,597 km (0.089 R)
• M11: 1,258,716 km (0.088 R)
• M12: 1,391,709 km (0.079 R)
• M13: 1,545,346 km (0.101 R)
• M14: 1,651,112 km (0.097 R)
• M15: 1,753,885 km (0.076 R)
• M16: 1,858,903 km (0.095 R)
• M17: 2,023,461 km (0.095 R)
• M18: 2,157,500 km (0.096 R)
• M19: 2,258,629 km (0.066 R)
• M20: 2,349,135 km (0.028 R)
• M21: 2,459,539 km (0.064 R)
• M22: 2,552,888 km (0.096 R)
• M23: 2,704,730 km (0.104 R)
• M24: 2,807,653 km (0.115 R)
• M25: 2,911,923 km (0.104 R)
• M26: 3,144,846 km (0.104 R)
• M27: 3,363,110 km (0.119 R)
• M28: 3,453,317 km (0.12 R)
• M29: 3,692,973 km (0.113 R)
• M30: 3,938,164 km (0.101 R)
• M31: 4,025,978 km (0.112 R)
• M32: 4,166,450 km (0.037 R)
• M33: 4,301,088 km (0.075 R)
• M34: 4,399,225 km (0.117 R)
• M35: 4,482,850 km (0.102 R)
• M36: 4,674,933 km (0.071 R)
• M37: 4,846,373 km (0.089 R)
• M38: 5,123,278 km (0.102 R)
• M39: 5,251,633 km (0.109 R)
• M40: 5,438,032 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406

Radius: 14.3

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.43 AU - 1.93 AU

Year: 1385 Days

Day: 9.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 57,856,344 km

• M1: 191,784 km (0.089 R)
• M2: 325,824 km (0.119 R)
• M3: 483,201 km (0.112 R)
• M4: 830,867 km (0.099 R)
• M5: 920,625 km (0.104 R)
• M6: 1,118,693 km (0.089 R)
• M7: 1,227,002 km (0.099 R)
• M8: 1,339,200 km (0.043 R)
• M9: 1,656,348 km (0.111 R)
• M10: 1,790,238 km (0.06 R)
• M11: 1,928,017 km (0.057 R)
• M12: 2,060,411 km (0.048 R)
• M13: 2,150,469 km (0.027 R)
• M14: 2,260,424 km (0.116 R)
• M15: 2,582,358 km (0.073 R)
• M16: 2,778,930 km (0.088 R)
• M17: 2,960,093 km (0.106 R)
• M18: 3,062,418 km (0.064 R)
• M19: 3,260,336 km (0.099 R)
• M20: 3,419,807 km (0.086 R)
• M21: 3,592,593 km (0.053 R)
• M22: 3,735,309 km (0.059 R)
• M23: 4,117,382 km (0.097 R)
• M24: 4,290,168 km (0.076 R)
• M25: 4,512,321 km (0.084 R)
• M26: 4,666,706 km (0.111 R)
• M27: 5,103,232 km (0.117 R)
• M28: 5,251,783 km (0.114 R)
• M29: 5,389,114 km (0.092 R)
• M30: 5,540,507 km (0.112 R)
• M31: 5,705,962 km (0.099 R)
• M32: 5,937,839 km (0.059 R)
• M33: 6,384,538 km (0.093 R)
• M34: 6,504,665 km (0.046 R)
• M35: 6,598,612 km (0.111 R)
• M36: 6,720,086 km (0.094 R)
• M37: 6,869,534 km (0.064 R)
• M38: 6,965,127 km (0.079 R)
• M39: 7,075,082 km (0.089 R)
• M40: 7,282,724 km (0.056 R)
• M41: 7,450,423 km (0.062 R)
• M42: 7,989,573 km (0.107 R)
• M43: 8,119,275 km (0.109 R)
• M44: 8,220,553 km (0.108 R)
• M45: 8,380,622 km (0.113 R)
• M46: 8,615,192 km (0.08 R)
• M47: 8,792,615 km (0.09 R)
• M48: 8,971,235 km (0.089 R)
• M49: 9,166,161 km (0.091 R)
• M50: 9,636,646 km (0.101 R)
• M51: 9,959,927 km (0.096 R)
• M52: 10,286,649 km (0.1 R)
• M53: 10,601,253 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.1

Radius: 9.8

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.39 AU - 2.31 AU

Year: 1600 Days

Day: 7.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 57,856,344 km

• M1: 128,355 km (0.102 R)
• M2: 291,117 km (0.117 R)
• M3: 437,275 km (0.115 R)
• M4: 501,901 km (0.081 R)
• M5: 690,544 km (0.118 R)
• M6: 779,555 km (0.072 R)
• M7: 908,957 km (0.105 R)
• M8: 995,275 km (0.056 R)
• M9: 1,130,062 km (0.099 R)
• M10: 1,264,401 km (0.105 R)
• M11: 1,390,063 km (0.065 R)
• M12: 1,699,581 km (0.095 R)
• M13: 1,807,591 km (0.109 R)
• M14: 1,870,422 km (0.063 R)
• M15: 1,974,094 km (0.089 R)
• M16: 2,038,869 km (0.079 R)
• M17: 2,212,553 km (0.113 R)
• M18: 2,416,903 km (0.107 R)
• M19: 2,645,489 km (0.085 R)
• M20: 2,744,373 km (0.082 R)
• M21: 2,826,053 km (0.118 R)
• M22: 2,936,457 km (0.098 R)
• M23: 3,020,231 km (0.07 R)
• M24: 3,123,753 km (0.026 R)
• M25: 3,460,797 km (0.088 R)
• M26: 3,759,095 km (0.109 R)
• M27: 3,921,559 km (0.062 R)
• M28: 4,285,381 km (0.12 R)
• M29: 4,412,539 km (0.04 R)
• M30: 4,508,880 km (0.101 R)
• M31: 4,736,119 km (0.117 R)
• M32: 4,867,765 km (0.073 R)
• M33: 5,067,478 km (0.046 R)
• M34: 5,157,237 km (0.101 R)
• M35: 5,258,664 km (0.118 R)
• M36: 5,406,467 km (0.081 R)
• M37: 5,498,171 km (0.115 R)
• M38: 5,648,068 km (0.089 R)
• M39: 5,717,780 km (0.117 R)
• M40: 5,916,895 km (0.103 R)
• M41: 6,035,077 km (0.116 R)
• M42: 6,165,975 km (0.119 R)
• M43: 6,297,921 km (0.086 R)
• M44: 6,370,177 km (0.059 R)
• M45: 6,454,999 km (0.104 R)
• M46: 6,527,853 km (0.067 R)
• M47: 6,613,273 km (0.116 R)
• M48: 6,773,044 km (0.081 R)
• M49: 7,247,119 km (0.039 R)
• M50: 7,552,000 km (0.055 R)
• M51: 7,822,323 km (0.048 R)
• M52: 8,082,773 km (0.088 R)
• M53: 8,214,120 km (0.079 R)
• M54: 8,306,422 km (0.105 R)
• M55: 8,452,280 km (0.07 R)
• M56: 8,518,851 km (0.114 R)
• M57: 8,612,200 km (0.108 R)
• M58: 8,679,220 km (0.076 R)
• M59: 8,773,317 km (0.108 R)
• M60: 9,043,939 km (0.097 R)
• M61: 9,152,996 km (0.115 R)
• M62: 9,221,362 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16

Radius: 10.2

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.75 AU - 2.29 AU

Year: 1825 Days

Day: 11.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,856,344 km

• M1: 134,788 km (0.071 R)
• M2: 400,922 km (0.117 R)
• M3: 464,801 km (0.115 R)
• M4: 642,972 km (0.076 R)
• M5: 883,974 km (0.118 R)
• M6: 1,118,094 km (0.058 R)
• M7: 1,355,506 km (0.073 R)
• M8: 1,631,814 km (0.093 R)
• M9: 1,709,455 km (0.094 R)
• M10: 1,779,167 km (0.111 R)
• M11: 2,018,374 km (0.094 R)
• M12: 2,132,069 km (0.06 R)
• M13: 2,345,096 km (0.09 R)
• M14: 2,459,539 km (0.091 R)
• M15: 2,533,440 km (0.077 R)
• M16: 2,737,641 km (0.06 R)
• M17: 2,975,202 km (0.085 R)
• M18: 3,065,410 km (0.076 R)
• M19: 3,260,186 km (0.07 R)
• M20: 3,862,617 km (0.049 R)
• M21: 4,306,773 km (0.116 R)
• M22: 4,409,098 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.5

Radius: 12.9

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.23 AU - 5.53 AU

Year: 7934 Days

Day: 7.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 57,856,344 km

• M1: 163,810 km (0.106 R)
• M2: 265,686 km (0.098 R)
• M3: 436,227 km (0.074 R)
• M4: 693,985 km (0.093 R)
• M5: 835,205 km (0.085 R)
• M6: 987,047 km (0.073 R)
• M7: 1,216,380 km (0.108 R)
• M8: 1,355,506 km (0.048 R)
• M9: 1,537,268 km (0.073 R)
• M10: 1,845,439 km (0.116 R)
• M11: 2,007,155 km (0.072 R)
• M12: 2,476,443 km (0.111 R)
• M13: 2,816,180 km (0.042 R)
• M14: 2,979,990 km (0.083 R)
• M15: 3,146,941 km (0.114 R)
• M16: 3,366,251 km (0.112 R)
• M17: 3,872,042 km (0.09 R)
• M18: 4,565,129 km (0.112 R)
• M19: 4,675,233 km (0.116 R)
• M20: 5,011,080 km (0.107 R)
• M21: 5,383,728 km (0.07 R)
• M22: 5,558,758 km (0.119 R)
• M23: 5,706,112 km (0.069 R)
• M24: 6,034,928 km (0.081 R)
• M25: 6,216,988 km (0.098 R)
• M26: 6,555,379 km (0.103 R)
• M27: 7,122,205 km (0.104 R)
• M28: 7,476,453 km (0.06 R)
• M29: 7,606,603 km (0.082 R)
• M30: 7,935,569 km (0.106 R)
• M31: 8,068,561 km (0.099 R)
• M32: 8,168,642 km (0.04 R)
• M33: 8,437,918 km (0.118 R)
• M34: 9,614,356 km (0.112 R)
• M35: 10,658,250 km (0.077 R)
• M36: 10,915,708 km (0.095 R)
• M37: 11,889,590 km (0.103 R)
• M38: 12,080,178 km (0.103 R)
• M39: 12,194,919 km (0.03 R)
• M40: 12,502,792 km (0.102 R)
• M41: 12,619,029 km (0.112 R)
• M42: 13,126,465 km (0.088 R)
• M43: 13,362,830 km (0.084 R)
• M44: 14,566,345 km (0.11 R)
• M45: 16,308,861 km (0.07 R)
• M46: 16,733,419 km (0.099 R)
• M47: 17,593,458 km (0.102 R)
• M48: 17,985,254 km (0.085 R)
• M49: 18,116,452 km (0.088 R)
• M50: 18,335,912 km (0.09 R)
• M51: 18,468,007 km (0.053 R)
• M52: 18,954,948 km (0.06 R)
• M53: 19,043,959 km (0.068 R)
• M54: 19,222,429 km (0.109 R)
• M55: 20,032,202 km (0.119 R)
• M56: 21,267,731 km (0.099 R)
• M57: 21,592,059 km (0.089 R)
• M58: 21,964,857 km (0.09 R)
• M59: 22,245,802 km (0.045 R)
• M60: 23,143,239 km (0.077 R)
• M61: 23,429,121 km (0.116 R)
• M62: 23,572,585 km (0.082 R)
• M63: 24,245,626 km (0.045 R)
• M64: 24,973,719 km (0.118 R)
• M65: 25,218,012 km (0.094 R)
• M66: 27,301,312 km (0.1 R)
• M67: 28,008,013 km (0.075 R)
• M68: 28,516,496 km (0.039 R)
• M69: 29,956,375 km (0.112 R)
• M70: 31,419,891 km (0.076 R)
• M71: 32,479,493 km (0.036 R)
• M72: 32,586,156 km (0.086 R)
• M73: 32,746,226 km (0.085 R)
• M74: 32,853,188 km (0.07 R)
• M75: 33,228,230 km (0.119 R)
• M76: 33,550,763 km (0.108 R)
• M77: 33,712,479 km (0.084 R)
• M78: 34,960,873 km (0.087 R)
• M79: 35,563,154 km (0.084 R)
• M80: 35,838,115 km (0.049 R)
• M81: 36,889,339 km (0.09 R)
• M82: 37,056,141 km (0.084 R)
• M83: 37,223,391 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232

Radius: 3.9

Gravity: 15.25 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.78 AU - 12.96 AU

Year: 22786 Days

Day: 16.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 57,856,344 km

• M1: 176,675 km (0.037 R)
• M2: 319,391 km (0.105 R)
• M3: 426,952 km (0.049 R)
• M4: 656,435 km (0.062 R)
• M5: 1,165,367 km (0.12 R)
• M6: 1,531,882 km (0.079 R)
• M7: 1,583,344 km (0.117 R)
• M8: 1,959,433 km (0.115 R)
• M9: 2,451,460 km (0.086 R)
• M10: 2,664,787 km (0.12 R)
• M11: 2,758,136 km (0.103 R)
• M12: 3,240,290 km (0.072 R)
• M13: 3,713,618 km (0.113 R)
• M14: 4,873,899 km (0.086 R)
• M15: 5,296,812 km (0.112 R)
• M16: 5,335,707 km (0.093 R)
• M17: 6,341,903 km (0.044 R)
• M18: 6,383,341 km (0.116 R)
• M19: 7,231,112 km (0.067 R)
• M20: 7,800,931 km (0.116 R)
• M21: 8,613,397 km (0.029 R)
• M22: 8,705,399 km (0.103 R)
• M23: 8,936,678 km (0.076 R)
• M24: 8,983,053 km (0.111 R)
• M25: 9,499,914 km (0.067 R)
• M26: 9,547,336 km (0.106 R)
• M27: 10,074,519 km (0.059 R)
• M28: 10,122,839 km (0.112 R)
• M29: 10,561,909 km (0.07 R)
• M30: 11,206,975 km (0.118 R)
• M31: 11,257,240 km (0.098 R)
• M32: 11,458,449 km (0.11 R)
• M33: 12,172,629 km (0.04 R)
• M34: 12,691,435 km (0.045 R)
• M35: 13,217,421 km (0.064 R)
• M36: 13,696,882 km (0.037 R)
• M37: 13,965,709 km (0.099 R)
• M38: 14,672,858 km (0.072 R)
• M39: 15,447,327 km (0.112 R)
• M40: 15,615,026 km (0.111 R)
• M41: 16,690,934 km (0.036 R)
• M42: 17,266,736 km (0.114 R)
• M43: 17,849,120 km (0.111 R)
• M44: 18,083,839 km (0.086 R)
• M45: 18,794,130 km (0.107 R)
• M46: 19,634,272 km (0.118 R)
• M47: 20,425,345 km (0.089 R)
• M48: 21,600,137 km (0.093 R)
• M49: 21,787,733 km (0.107 R)
• M50: 22,290,382 km (0.087 R)
• M51: 22,669,762 km (0.053 R)
• M52: 23,371,077 km (0.104 R)
• M53: 24,664,201 km (0.073 R)
• M54: 24,925,548 km (0.098 R)
• M55: 25,913,942 km (0.086 R)
• M56: 26,646,971 km (0.115 R)
• M57: 28,406,242 km (0.04 R)
• M58: 28,817,636 km (0.059 R)
• M59: 29,092,896 km (0.056 R)
• M60: 29,230,826 km (0.113 R)
• M61: 29,924,062 km (0.057 R)
• M62: 30,133,050 km (0.066 R)
• M63: 31,255,932 km (0.053 R)
• M64: 31,751,400 km (0.12 R)
• M65: 35,881,947 km (0.113 R)
• M66: 36,252,202 km (0.066 R)
• M67: 37,295,796 km (0.05 R)
• M68: 37,746,086 km (0.118 R)
• M69: 39,717,935 km (0.085 R)
• M70: 41,800,787 km (0.061 R)
• M71: 42,034,459 km (0.105 R)
• M72: 42,502,999 km (0.112 R)
• M73: 43,208,951 km (0.027 R)
• M74: 44,235,642 km (0.051 R)
• M75: 44,394,365 km (0.115 R)
• M76: 47,282,352 km (0.085 R)
• M77: 47,363,434 km (0.074 R)
• M78: 48,421,839 km (0.116 R)
• M79: 48,667,179 km (0.047 R)
• M80: 50,644,714 km (0.085 R)
• M81: 51,393,152 km (0.095 R)
• M82: 51,726,905 km (0.11 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 10,481 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit