🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.46 AU - 0.72 AU

Year: 297 Days

Day: 19.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,991,305 km

• M1: 240,105 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.59 AU - 0.73 AU

Year: 352 Days

Day: 37.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830

Radius: 11.2

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.8 AU - 1.1 AU

Year: 607 Days

Day: 11.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 54,991,305 km

• M1: 140,024 km (0.102 R)
• M2: 215,870 km (0.038 R)
• M3: 286,031 km (0.115 R)
• M4: 380,876 km (0.089 R)
• M5: 536,907 km (0.116 R)
• M6: 640,428 km (0.109 R)
• M7: 736,620 km (0.115 R)
• M8: 838,346 km (0.098 R)
• M9: 917,933 km (0.113 R)
• M10: 1,155,793 km (0.087 R)
• M11: 1,332,019 km (0.119 R)
• M12: 1,407,566 km (0.087 R)
• M13: 1,491,192 km (0.11 R)
• M14: 1,563,298 km (0.03 R)
• M15: 1,711,250 km (0.102 R)
• M16: 1,828,834 km (0.115 R)
• M17: 1,992,344 km (0.114 R)
• M18: 2,079,710 km (0.096 R)
• M19: 2,168,272 km (0.073 R)
• M20: 2,318,917 km (0.106 R)
• M21: 2,504,418 km (0.114 R)
• M22: 2,718,941 km (0.117 R)
• M23: 2,914,765 km (0.098 R)
• M24: 3,048,057 km (0.102 R)
• M25: 3,123,903 km (0.056 R)
• M26: 3,355,181 km (0.052 R)
• M27: 3,442,397 km (0.104 R)
• M28: 3,627,898 km (0.063 R)
• M29: 3,771,512 km (0.12 R)
• M30: 3,889,545 km (0.085 R)
• M31: 4,148,199 km (0.097 R)
• M32: 4,241,997 km (0.098 R)
• M33: 4,575,600 km (0.092 R)
• M34: 4,672,540 km (0.11 R)
• M35: 4,770,227 km (0.063 R)
• M36: 4,957,524 km (0.114 R)
• M37: 5,228,146 km (0.079 R)
• M38: 5,421,427 km (0.117 R)
• M39: 5,544,695 km (0.098 R)
• M40: 5,637,895 km (0.036 R)
• M41: 5,846,584 km (0.061 R)
• M42: 5,952,050 km (0.076 R)
• M43: 6,079,209 km (0.058 R)
• M44: 6,164,629 km (0.105 R)
• M45: 6,401,442 km (0.113 R)
• M46: 6,795,483 km (0.11 R)
• M47: 6,973,206 km (0.11 R)
• M48: 7,107,544 km (0.12 R)
• M49: 7,333,288 km (0.025 R)
• M50: 7,424,243 km (0.073 R)
• M51: 7,527,017 km (0.112 R)
• M52: 7,699,354 km (0.079 R)
• M53: 7,814,993 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.2

Radius: 14.8

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.3 AU - 1.66 AU

Year: 1181 Days

Day: 5.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 54,991,305 km

• M1: 198,965 km (0.049 R)
• M2: 324,927 km (0.116 R)
• M3: 479,461 km (0.116 R)
• M4: 582,534 km (0.112 R)
• M5: 695,630 km (0.052 R)
• M6: 817,552 km (0.052 R)
• M7: 954,434 km (0.114 R)
• M8: 1,059,452 km (0.026 R)
• M9: 1,161,777 km (0.102 R)
• M10: 1,311,375 km (0.102 R)
• M11: 1,444,966 km (0.073 R)
• M12: 1,567,935 km (0.108 R)
• M13: 1,678,638 km (0.091 R)
• M14: 1,816,866 km (0.115 R)
• M15: 2,070,435 km (0.104 R)
• M16: 2,308,744 km (0.059 R)
• M17: 2,491,403 km (0.081 R)
• M18: 2,822,762 km (0.11 R)
• M19: 3,290,405 km (0.089 R)
• M20: 3,528,266 km (0.107 R)
• M21: 3,644,204 km (0.074 R)
• M22: 3,793,503 km (0.07 R)
• M23: 3,890,592 km (0.099 R)
• M24: 4,321,284 km (0.076 R)
• M25: 4,479,559 km (0.088 R)
• M26: 4,895,890 km (0.104 R)
• M27: 5,144,521 km (0.043 R)
• M28: 5,397,491 km (0.11 R)
• M29: 5,543,947 km (0.091 R)
• M30: 5,704,017 km (0.104 R)
• M31: 5,828,183 km (0.111 R)
• M32: 6,206,367 km (0.105 R)
• M33: 6,566,599 km (0.052 R)
• M34: 7,013,298 km (0.106 R)
• M35: 7,429,329 km (0.072 R)
• M36: 7,715,809 km (0.056 R)
• M37: 7,978,054 km (0.085 R)
• M38: 8,299,690 km (0.12 R)
• M39: 8,483,246 km (0.063 R)
• M40: 8,582,729 km (0.078 R)
• M41: 8,696,872 km (0.089 R)
• M42: 8,797,103 km (0.063 R)
• M43: 8,955,527 km (0.115 R)
• M44: 9,231,385 km (0.04 R)
• M45: 9,333,710 km (0.115 R)
• M46: 9,451,145 km (0.109 R)
• M47: 9,598,648 km (0.116 R)
• M48: 9,851,169 km (0.118 R)
• M49: 10,120,894 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.5

Radius: 10.4

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.93 AU - 2.55 AU

Year: 2199 Days

Day: 11.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 54,991,305 km

• M1: 130,300 km (0.071 R)
• M2: 195,076 km (0.118 R)
• M3: 287,527 km (0.097 R)
• M4: 353,500 km (0.111 R)
• M5: 474,375 km (0.064 R)
• M6: 569,220 km (0.076 R)
• M7: 635,193 km (0.055 R)
• M8: 704,307 km (0.069 R)
• M9: 815,308 km (0.061 R)
• M10: 882,328 km (0.039 R)
• M11: 1,061,247 km (0.026 R)
• M12: 1,180,477 km (0.119 R)
• M13: 1,449,304 km (0.11 R)
• M14: 1,685,669 km (0.095 R)
• M15: 1,755,531 km (0.111 R)
• M16: 1,868,178 km (0.105 R)
• M17: 2,051,136 km (0.067 R)
• M18: 2,132,218 km (0.035 R)
• M19: 2,310,838 km (0.115 R)
• M20: 2,487,663 km (0.12 R)
• M21: 2,628,435 km (0.092 R)
• M22: 2,778,780 km (0.074 R)
• M23: 2,889,932 km (0.04 R)
• M24: 2,960,243 km (0.067 R)
• M25: 3,102,361 km (0.109 R)
• M26: 3,196,159 km (0.098 R)
• M27: 3,342,166 km (0.073 R)
• M28: 3,618,174 km (0.095 R)
• M29: 3,686,391 km (0.087 R)
• M30: 3,995,161 km (0.113 R)
• M31: 4,105,265 km (0.077 R)
• M32: 4,184,552 km (0.064 R)
• M33: 4,336,543 km (0.106 R)
• M34: 4,465,945 km (0.076 R)
• M35: 4,761,999 km (0.12 R)
• M36: 5,039,055 km (0.03 R)
• M37: 5,260,908 km (0.091 R)
• M38: 5,373,107 km (0.112 R)
• M39: 5,468,700 km (0.1 R)
• M40: 5,785,548 km (0.119 R)
• M41: 5,883,535 km (0.092 R)
• M42: 6,081,303 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.1

Radius: 6.6

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.33 AU - 7.07 AU

Year: 10127 Days

Day: 24.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 54,991,305 km

• M1: 117,883 km (0.09 R)
• M2: 283,488 km (0.09 R)
• M3: 461,958 km (0.105 R)
• M4: 532,718 km (0.112 R)
• M5: 663,167 km (0.118 R)
• M6: 756,068 km (0.107 R)
• M7: 816,356 km (0.091 R)
• M8: 865,872 km (0.028 R)
• M9: 942,167 km (0.083 R)
• M10: 1,074,262 km (0.049 R)
• M11: 1,386,323 km (0.069 R)
• M12: 1,476,232 km (0.095 R)
• M13: 1,839,007 km (0.08 R)
• M14: 2,496,340 km (0.08 R)
• M15: 2,774,442 km (0.081 R)
• M16: 3,082,015 km (0.084 R)
• M17: 3,400,360 km (0.104 R)
• M18: 3,750,269 km (0.117 R)
• M19: 3,792,156 km (0.096 R)
• M20: 3,961,352 km (0.064 R)
• M21: 4,220,006 km (0.076 R)
• M22: 4,708,294 km (0.098 R)
• M23: 6,327,392 km (0.115 R)
• M24: 7,300,376 km (0.093 R)
• M25: 7,804,222 km (0.071 R)
• M26: 8,845,124 km (0.046 R)
• M27: 9,239,613 km (0.052 R)
• M28: 9,353,457 km (0.118 R)
• M29: 9,639,788 km (0.12 R)
• M30: 10,694,752 km (0.119 R)
• M31: 11,205,479 km (0.078 R)
• M32: 11,754,952 km (0.09 R)
• M33: 11,909,187 km (0.041 R)
• M34: 12,564,127 km (0.071 R)
• M35: 12,943,657 km (0.118 R)
• M36: 13,778,861 km (0.07 R)
• M37: 13,843,787 km (0.073 R)
• M38: 14,598,209 km (0.115 R)
• M39: 14,930,316 km (0.039 R)
• M40: 15,231,457 km (0.074 R)
• M41: 17,464,803 km (0.094 R)
• M42: 19,688,426 km (0.073 R)
• M43: 20,684,299 km (0.047 R)
• M44: 21,847,722 km (0.034 R)
• M45: 22,533,030 km (0.104 R)
• M46: 22,763,111 km (0.093 R)
• M47: 22,955,344 km (0.114 R)
• M48: 23,380,202 km (0.103 R)
• M49: 23,963,784 km (0.11 R)
• M50: 24,042,023 km (0.091 R)
• M51: 24,120,263 km (0.052 R)
• M52: 24,316,236 km (0.09 R)
• M53: 25,026,228 km (0.03 R)
• M54: 27,074,821 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.7

Radius: 7.2

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.87 AU - 9.73 AU

Year: 17125 Days

Day: 17.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 54,991,305 km

• M1: 418,724 km (0.062 R)
• M2: 1,106,276 km (0.108 R)
• M3: 2,202,829 km (0.117 R)
• M4: 2,429,021 km (0.047 R)
• M5: 2,662,842 km (0.052 R)
• M6: 2,752,451 km (0.117 R)
• M7: 3,937,715 km (0.068 R)
• M8: 4,108,706 km (0.108 R)
• M9: 4,317,245 km (0.079 R)
• M10: 5,148,112 km (0.071 R)
• M11: 6,145,481 km (0.056 R)
• M12: 6,343,997 km (0.061 R)
• M13: 6,993,551 km (0.113 R)
• M14: 7,117,567 km (0.086 R)
• M15: 7,242,482 km (0.091 R)
• M16: 7,963,843 km (0.114 R)
• M17: 9,657,440 km (0.112 R)
• M18: 9,842,044 km (0.118 R)
• M19: 9,981,320 km (0.096 R)
• M20: 10,497,283 km (0.036 R)
• M21: 11,070,093 km (0.073 R)
• M22: 12,798,098 km (0.076 R)
• M23: 13,204,854 km (0.101 R)
• M24: 13,461,116 km (0.11 R)
• M25: 15,462,286 km (0.09 R)
• M26: 16,004,130 km (0.088 R)
• M27: 16,773,362 km (0.06 R)
• M28: 17,949,351 km (0.105 R)
• M29: 18,690,758 km (0.059 R)
• M30: 18,863,244 km (0.107 R)
• M31: 19,094,074 km (0.098 R)
• M32: 19,151,968 km (0.119 R)
• M33: 20,085,459 km (0.111 R)
• M34: 20,795,301 km (0.073 R)
• M35: 20,854,841 km (0.109 R)
• M36: 21,333,105 km (0.085 R)
• M37: 22,728,255 km (0.057 R)
• M38: 23,220,282 km (0.113 R)
• M39: 24,027,512 km (0.096 R)
• M40: 25,414,434 km (0.099 R)
• M41: 25,861,134 km (0.094 R)
• M42: 26,310,526 km (0.035 R)
• M43: 26,503,806 km (0.079 R)
• M44: 27,739,335 km (0.079 R)
• M45: 27,804,859 km (0.091 R)
• M46: 28,001,879 km (0.104 R)
• M47: 28,463,239 km (0.12 R)
• M48: 29,393,438 km (0.067 R)
• M49: 30,739,520 km (0.114 R)
• M50: 31,693,805 km (0.112 R)
• M51: 32,312,392 km (0.097 R)
• M52: 32,796,192 km (0.077 R)
• M53: 34,332,412 km (0.107 R)
• M54: 34,473,333 km (0.117 R)
• M55: 34,614,255 km (0.085 R)
• M56: 36,034,985 km (0.105 R)
• M57: 36,106,493 km (0.112 R)
• M58: 37,040,732 km (0.109 R)
• M59: 37,257,499 km (0.113 R)
• M60: 37,402,160 km (0.11 R)
• M61: 38,347,320 km (0.052 R)
• M62: 39,374,010 km (0.1 R)
• M63: 39,816,820 km (0.103 R)
• M64: 40,931,025 km (0.086 R)
• M65: 41,980,154 km (0.09 R)
• M66: 43,113,957 km (0.1 R)
• M67: 43,341,944 km (0.119 R)
• M68: 46,186,398 km (0.098 R)
• M69: 46,341,830 km (0.111 R)
• M70: 47,121,833 km (0.04 R)
• M71: 48,142,240 km (0.086 R)
• M72: 48,221,078 km (0.074 R)
• M73: 49,328,701 km (0.092 R)
• M74: 51,246,995 km (0.076 R)
• M75: 51,891,761 km (0.059 R)
• M76: 52,377,206 km (0.086 R)
• M77: 52,539,371 km (0.111 R)
• M78: 54,333,797 km (0.069 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 11,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit