🌌 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: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.49 AU - 0.71 AU

Year: 300 Days

Day: 24.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193

Radius: 9.6

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.81 AU - 1.31 AU

Year: 705 Days

Day: 9.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 77,841,373 km

• M1: 119,529 km (0.098 R)
• M2: 212,279 km (0.117 R)
• M3: 275,260 km (0.049 R)
• M4: 359,484 km (0.114 R)
• M5: 442,361 km (0.108 R)
• M6: 536,458 km (0.107 R)
• M7: 739,462 km (0.12 R)
• M8: 867,069 km (0.104 R)
• M9: 989,291 km (0.07 R)
• M10: 1,054,964 km (0.089 R)
• M11: 1,131,110 km (0.07 R)
• M12: 1,213,987 km (0.09 R)
• M13: 1,303,895 km (0.069 R)
• M14: 1,415,645 km (0.075 R)
• M15: 1,490,444 km (0.074 R)
• M16: 1,581,848 km (0.046 R)
• M17: 1,649,167 km (0.064 R)
• M18: 1,712,148 km (0.115 R)
• M19: 1,776,026 km (0.098 R)
• M20: 1,933,702 km (0.072 R)
• M21: 2,158,996 km (0.037 R)
• M22: 2,228,260 km (0.112 R)
• M23: 2,310,090 km (0.114 R)
• M24: 2,398,802 km (0.111 R)
• M25: 2,464,625 km (0.115 R)
• M26: 2,598,216 km (0.095 R)
• M27: 2,665,834 km (0.111 R)
• M28: 2,740,334 km (0.055 R)
• M29: 2,968,171 km (0.115 R)
• M30: 3,097,574 km (0.091 R)
• M31: 3,268,414 km (0.108 R)
• M32: 3,348,300 km (0.072 R)
• M33: 3,408,737 km (0.116 R)
• M34: 3,469,474 km (0.108 R)
• M35: 3,647,196 km (0.115 R)
• M36: 3,841,823 km (0.066 R)
• M37: 3,933,377 km (0.049 R)
• M38: 4,054,252 km (0.087 R)
• M39: 4,161,962 km (0.111 R)
• M40: 4,439,018 km (0.065 R)
• M41: 4,505,439 km (0.098 R)
• M42: 4,707,097 km (0.102 R)
• M43: 4,843,081 km (0.062 R)
• M44: 5,049,527 km (0.113 R)
• M45: 5,142,277 km (0.062 R)
• M46: 5,282,450 km (0.08 R)
• M47: 5,353,061 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210

Radius: 13.9

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.61 AU - 1.99 AU

Year: 1559 Days

Day: 8.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 77,841,373 km

• M1: 207,043 km (0.051 R)
• M2: 311,313 km (0.044 R)
• M3: 490,083 km (0.065 R)
• M4: 664,663 km (0.099 R)
• M5: 1,001,109 km (0.106 R)
• M6: 1,180,028 km (0.07 R)
• M7: 1,405,322 km (0.083 R)
• M8: 1,549,086 km (0.114 R)
• M9: 2,166,327 km (0.118 R)
• M10: 2,368,284 km (0.035 R)
• M11: 2,463,129 km (0.046 R)
• M12: 2,585,650 km (0.076 R)
• M13: 2,764,269 km (0.059 R)
• M14: 3,134,075 km (0.041 R)
• M15: 3,363,858 km (0.085 R)
• M16: 3,451,372 km (0.074 R)
• M17: 3,559,532 km (0.116 R)
• M18: 3,729,026 km (0.116 R)
• M19: 3,819,832 km (0.116 R)
• M20: 3,942,053 km (0.091 R)
• M21: 4,117,382 km (0.112 R)
• M22: 4,358,983 km (0.119 R)
• M23: 4,812,264 km (0.105 R)
• M24: 4,955,729 km (0.038 R)
• M25: 5,201,817 km (0.087 R)
• M26: 5,394,649 km (0.113 R)
• M27: 5,532,279 km (0.093 R)
• M28: 5,624,730 km (0.067 R)
• M29: 6,023,259 km (0.057 R)
• M30: 6,142,189 km (0.12 R)
• M31: 6,322,156 km (0.093 R)
• M32: 6,443,180 km (0.119 R)
• M33: 6,712,008 km (0.072 R)
• M34: 6,847,843 km (0.064 R)
• M35: 7,147,487 km (0.113 R)
• M36: 8,045,972 km (0.075 R)
• M37: 8,164,005 km (0.115 R)
• M38: 8,309,264 km (0.067 R)
• M39: 8,535,307 km (0.05 R)
• M40: 8,655,733 km (0.065 R)
• M41: 8,925,607 km (0.092 R)
• M42: 9,143,571 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.4

Radius: 9.2

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.69 AU - 2.59 AU

Year: 2021 Days

Day: 6.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 77,841,373 km

• M1: 115,938 km (0.103 R)
• M2: 179,218 km (0.099 R)
• M3: 250,427 km (0.105 R)
• M4: 317,147 km (0.111 R)
• M5: 382,821 km (0.09 R)
• M6: 545,883 km (0.08 R)
• M7: 712,235 km (0.078 R)
• M8: 787,184 km (0.106 R)
• M9: 949,946 km (0.099 R)
• M10: 1,080,845 km (0.109 R)
• M11: 1,148,463 km (0.118 R)
• M12: 1,212,790 km (0.086 R)
• M13: 1,569,282 km (0.089 R)
• M14: 1,708,408 km (0.111 R)
• M15: 2,071,482 km (0.062 R)
• M16: 2,169,020 km (0.097 R)
• M17: 2,522,968 km (0.088 R)
• M18: 2,673,763 km (0.105 R)
• M19: 2,740,184 km (0.107 R)
• M20: 2,943,039 km (0.05 R)
• M21: 3,143,799 km (0.103 R)
• M22: 3,206,930 km (0.042 R)
• M23: 3,485,930 km (0.077 R)
• M24: 3,668,888 km (0.077 R)
• M25: 4,075,046 km (0.111 R)
• M26: 4,306,923 km (0.095 R)
• M27: 4,377,383 km (0.116 R)
• M28: 4,471,929 km (0.112 R)
• M29: 4,559,145 km (0.092 R)
• M30: 4,646,959 km (0.05 R)
• M31: 4,743,300 km (0.051 R)
• M32: 5,020,205 km (0.082 R)
• M33: 5,144,072 km (0.059 R)
• M34: 5,243,854 km (0.097 R)
• M35: 5,344,384 km (0.109 R)
• M36: 5,436,985 km (0.093 R)
• M37: 5,598,401 km (0.055 R)
• M38: 5,709,702 km (0.111 R)
• M39: 5,882,338 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.1

Radius: 12.4

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.61 AU - 3.03 AU

Year: 3058 Days

Day: 11.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,841,373 km

• M1: 157,676 km (0.091 R)
• M2: 241,301 km (0.106 R)
• M3: 777,311 km (0.112 R)
• M4: 933,341 km (0.107 R)
• M5: 1,122,882 km (0.077 R)
• M6: 1,682,378 km (0.107 R)
• M7: 1,828,236 km (0.06 R)
• M8: 1,937,143 km (0.062 R)
• M9: 2,090,481 km (0.12 R)
• M10: 2,365,142 km (0.117 R)
• M11: 3,135,422 km (0.094 R)
• M12: 3,450,774 km (0.076 R)
• M13: 3,698,508 km (0.045 R)
• M14: 4,031,962 km (0.095 R)
• M15: 5,402,727 km (0.079 R)
• M16: 5,481,715 km (0.104 R)
• M17: 6,439,141 km (0.099 R)
• M18: 6,670,719 km (0.029 R)
• M19: 7,349,145 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.8

Radius: 11.4

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.09 AU - 5.01 AU

Year: 5263 Days

Day: 8.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 77,841,373 km

• M1: 144,512 km (0.113 R)
• M2: 222,901 km (0.09 R)
• M3: 362,176 km (0.11 R)
• M4: 585,526 km (0.039 R)
• M5: 803,341 km (0.095 R)
• M6: 1,077,105 km (0.081 R)
• M7: 1,225,506 km (0.101 R)
• M8: 1,609,823 km (0.105 R)
• M9: 1,798,466 km (0.045 R)
• M10: 1,904,680 km (0.106 R)
• M11: 2,179,342 km (0.037 R)
• M12: 2,506,213 km (0.104 R)
• M13: 3,015,594 km (0.119 R)
• M14: 3,185,387 km (0.074 R)
• M15: 3,759,394 km (0.096 R)
• M16: 3,988,728 km (0.092 R)
• M17: 4,317,694 km (0.033 R)
• M18: 4,729,088 km (0.056 R)
• M19: 5,153,198 km (0.056 R)
• M20: 5,459,873 km (0.119 R)
• M21: 6,198,887 km (0.039 R)
• M22: 6,334,273 km (0.086 R)
• M23: 6,857,417 km (0.069 R)
• M24: 7,595,832 km (0.086 R)
• M25: 7,798,986 km (0.09 R)
• M26: 8,092,347 km (0.048 R)
• M27: 9,024,791 km (0.066 R)
• M28: 9,240,062 km (0.079 R)
• M29: 9,425,863 km (0.082 R)
• M30: 9,769,938 km (0.028 R)
• M31: 10,213,795 km (0.103 R)
• M32: 10,309,687 km (0.06 R)
• M33: 10,631,771 km (0.103 R)
• M34: 10,859,309 km (0.116 R)
• M35: 11,484,778 km (0.077 R)
• M36: 11,617,920 km (0.058 R)
• M37: 11,818,681 km (0.09 R)
• M38: 12,462,101 km (0.105 R)
• M39: 12,633,241 km (0.082 R)
• M40: 12,874,243 km (0.099 R)
• M41: 13,395,741 km (0.089 R)
• M42: 13,536,064 km (0.045 R)
• M43: 14,137,597 km (0.086 R)
• M44: 14,316,067 km (0.113 R)
• M45: 14,459,532 km (0.117 R)
• M46: 14,928,970 km (0.114 R)
• M47: 15,001,674 km (0.105 R)
• M48: 15,403,345 km (0.111 R)
• M49: 15,808,755 km (0.085 R)
• M50: 16,105,707 km (0.118 R)
• M51: 16,705,295 km (0.027 R)
• M52: 16,931,936 km (0.097 R)
• M53: 17,350,361 km (0.067 R)
• M54: 17,464,953 km (0.114 R)
• M55: 18,158,339 km (0.055 R)
• M56: 18,313,622 km (0.083 R)
• M57: 18,939,390 km (0.079 R)
• M58: 19,215,398 km (0.086 R)
• M59: 19,691,418 km (0.086 R)
• M60: 20,372,687 km (0.119 R)
• M61: 20,615,035 km (0.083 R)
• M62: 21,429,596 km (0.048 R)
• M63: 21,634,844 km (0.105 R)
• M64: 21,840,691 km (0.11 R)
• M65: 22,005,996 km (0.101 R)
• M66: 22,130,163 km (0.063 R)
• M67: 22,296,067 km (0.045 R)
• M68: 22,629,221 km (0.077 R)
• M69: 22,922,134 km (0.084 R)
• M70: 23,258,280 km (0.115 R)
• M71: 23,469,363 km (0.116 R)
• M72: 23,978,295 km (0.094 R)
• M73: 24,362,462 km (0.073 R)
• M74: 25,744,597 km (0.109 R)
• M75: 25,962,860 km (0.118 R)
• M76: 26,753,634 km (0.093 R)
• M77: 26,842,047 km (0.048 R)
• M78: 27,107,733 km (0.092 R)
• M79: 28,224,032 km (0.1 R)
• M80: 28,584,563 km (0.08 R)
• M81: 29,492,173 km (0.095 R)
• M82: 30,041,347 km (0.115 R)
• M83: 30,455,434 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.4

Radius: 4.1

Gravity: 37.32 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 9.92 AU - 10.86 AU

Year: 21624 Days

Day: 18 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 77,841,373 km

• M1: 78,539 km (0.094 R)
• M2: 223,350 km (0.11 R)
• M3: 496,216 km (0.116 R)
• M4: 1,000,211 km (0.096 R)
• M5: 1,054,366 km (0.107 R)
• M6: 1,081,892 km (0.119 R)
• M7: 1,310,477 km (0.101 R)
• M8: 1,460,973 km (0.102 R)
• M9: 2,257,282 km (0.117 R)
• M10: 2,364,843 km (0.089 R)
• M11: 2,811,991 km (0.067 R)
• M12: 2,966,825 km (0.118 R)
• M13: 3,045,214 km (0.058 R)
• M14: 4,346,117 km (0.119 R)
• M15: 4,706,499 km (0.071 R)
• M16: 5,170,252 km (0.093 R)
• M17: 5,600,047 km (0.085 R)
• M18: 5,648,516 km (0.067 R)
• M19: 5,794,674 km (0.082 R)
• M20: 5,843,742 km (0.099 R)
• M21: 7,806,017 km (0.091 R)
• M22: 7,968,929 km (0.105 R)
• M23: 9,026,287 km (0.094 R)
• M24: 9,774,725 km (0.12 R)
• M25: 10,543,060 km (0.058 R)
• M26: 10,843,602 km (0.12 R)
• M27: 11,453,363 km (0.116 R)
• M28: 11,576,631 km (0.114 R)
• M29: 11,638,415 km (0.104 R)
• M30: 12,011,512 km (0.115 R)
• M31: 12,705,646 km (0.103 R)
• M32: 14,597,162 km (0.093 R)
• M33: 14,663,882 km (0.119 R)
• M34: 15,473,057 km (0.091 R)
• M35: 17,558,601 km (0.057 R)
• M36: 17,629,660 km (0.047 R)
• M37: 19,730,613 km (0.106 R)
• M38: 21,985,501 km (0.119 R)
• M39: 23,847,247 km (0.098 R)
• M40: 25,036,251 km (0.063 R)
• M41: 28,466,680 km (0.1 R)
• M42: 29,052,505 km (0.062 R)
• M43: 29,726,892 km (0.079 R)
• M44: 32,127,788 km (0.081 R)
• M45: 32,301,621 km (0.101 R)
• M46: 32,650,334 km (0.112 R)
• M47: 34,590,020 km (0.097 R)
• M48: 35,304,649 km (0.105 R)
• M49: 35,484,017 km (0.04 R)
• M50: 36,566,806 km (0.105 R)
• M51: 37,660,366 km (0.08 R)
• M52: 37,752,070 km (0.079 R)
• M53: 40,722,784 km (0.112 R)
• M54: 41,193,718 km (0.119 R)
• M55: 43,671,358 km (0.041 R)
• M56: 44,831,041 km (0.114 R)
• M57: 45,805,222 km (0.112 R)
• M58: 45,903,059 km (0.078 R)
• M59: 46,393,142 km (0.091 R)
• M60: 47,675,345 km (0.109 R)
• M61: 50,476,266 km (0.034 R)
• M62: 50,678,373 km (0.059 R)
• M63: 51,591,219 km (0.115 R)
• M64: 52,509,451 km (0.107 R)
• M65: 55,192,190 km (0.113 R)
• M66: 57,496,894 km (0.099 R)
• M67: 58,130,890 km (0.088 R)
• M68: 58,873,494 km (0.071 R)
• M69: 59,512,427 km (0.093 R)
• M70: 60,797,323 km (0.101 R)
• M71: 61,119,856 km (0.097 R)
• M72: 61,658,857 km (0.069 R)
• M73: 61,766,866 km (0.073 R)
• M74: 62,633,038 km (0.099 R)
• M75: 63,939,925 km (0.103 R)
• M76: 65,475,846 km (0.081 R)
• M77: 65,806,458 km (0.116 R)
• M78: 67,246,038 km (0.099 R)
• M79: 72,650,112 km (0.08 R)
• M80: 73,678,746 km (0.098 R)
• M81: 73,793,338 km (0.108 R)
• M82: 77,375,160 km (0.037 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 13,221 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit