🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.52 AU - 0.58 AU

Year: 150 Days

Day: 35.6 Hours

Environment

Temp: 228 °C

Axial Tilt: 41.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,186,638 km

• M1: 118,631 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.71 AU - 1.07 AU

Year: 308 Days

Day: 28.2 Hours

Environment

Temp: 104 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.07 AU - 1.33 AU

Year: 483 Days

Day: 27.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.83 AU - 3.19 AU

Year: 1917 Days

Day: 14.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.07 AU - 4.09 AU

Year: 3025 Days

Day: 42.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,186,638 km

• M1: 679,324 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.2

Radius: 8

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.25 AU - 6.47 AU

Year: 4555 Days

Day: 11.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 104,186,638 km

• M1: 167,250 km (0.079 R)
• M2: 335,997 km (0.117 R)
• M3: 400,324 km (0.099 R)
• M4: 515,215 km (0.079 R)
• M5: 572,361 km (0.069 R)
• M6: 652,097 km (0.112 R)
• M7: 835,055 km (0.059 R)
• M8: 986,149 km (0.03 R)
• M9: 1,121,086 km (0.112 R)
• M10: 1,382,284 km (0.043 R)
• M11: 1,562,550 km (0.036 R)
• M12: 1,706,313 km (0.058 R)
• M13: 1,930,411 km (0.047 R)
• M14: 2,324,751 km (0.082 R)
• M15: 2,590,287 km (0.118 R)
• M16: 2,813,188 km (0.062 R)
• M17: 3,024,570 km (0.12 R)
• M18: 3,132,280 km (0.031 R)
• M19: 3,296,239 km (0.092 R)
• M20: 3,351,441 km (0.104 R)
• M21: 3,444,341 km (0.116 R)
• M22: 3,708,830 km (0.049 R)
• M23: 3,843,618 km (0.113 R)
• M24: 4,378,430 km (0.071 R)
• M25: 4,789,675 km (0.1 R)
• M26: 4,936,580 km (0.081 R)
• M27: 5,084,981 km (0.073 R)
• M28: 5,539,011 km (0.062 R)
• M29: 5,826,687 km (0.109 R)
• M30: 5,916,147 km (0.111 R)
• M31: 6,232,995 km (0.103 R)
• M32: 6,718,590 km (0.075 R)
• M33: 7,873,785 km (0.119 R)
• M34: 8,550,266 km (0.098 R)
• M35: 8,703,155 km (0.07 R)
• M36: 8,831,211 km (0.09 R)
• M37: 9,037,507 km (0.069 R)
• M38: 9,376,047 km (0.085 R)
• M39: 9,586,531 km (0.059 R)
• M40: 10,854,074 km (0.05 R)
• M41: 11,047,354 km (0.069 R)
• M42: 11,325,456 km (0.101 R)
• M43: 12,002,237 km (0.087 R)
• M44: 12,605,266 km (0.078 R)
• M45: 12,721,205 km (0.053 R)
• M46: 12,983,450 km (0.108 R)
• M47: 13,513,325 km (0.096 R)
• M48: 13,572,566 km (0.108 R)
• M49: 14,080,152 km (0.081 R)
• M50: 14,230,647 km (0.074 R)
• M51: 14,442,328 km (0.025 R)
• M52: 14,533,284 km (0.041 R)
• M53: 14,654,907 km (0.036 R)
• M54: 14,899,200 km (0.056 R)
• M55: 15,021,870 km (0.105 R)
• M56: 15,083,355 km (0.072 R)
• M57: 15,144,840 km (0.034 R)
• M58: 15,237,291 km (0.112 R)
• M59: 15,329,892 km (0.091 R)
• M60: 15,796,039 km (0.115 R)
• M61: 15,921,103 km (0.119 R)
• M62: 16,456,364 km (0.072 R)
• M63: 17,933,942 km (0.034 R)
• M64: 18,228,052 km (0.088 R)
• M65: 18,392,161 km (0.096 R)
• M66: 18,920,391 km (0.09 R)
• M67: 19,053,234 km (0.12 R)
• M68: 19,924,342 km (0.063 R)
• M69: 20,025,620 km (0.066 R)
• M70: 20,228,923 km (0.106 R)
• M71: 20,296,841 km (0.097 R)
• M72: 20,808,316 km (0.03 R)
• M73: 21,358,836 km (0.083 R)
• M74: 21,462,507 km (0.107 R)
• M75: 21,635,742 km (0.053 R)
• M76: 22,088,425 km (0.093 R)
• M77: 22,473,939 km (0.08 R)
• M78: 23,073,976 km (0.069 R)
• M79: 23,251,399 km (0.04 R)
• M80: 23,358,212 km (0.09 R)
• M81: 23,429,420 km (0.086 R)
• M82: 23,858,317 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.9

Radius: 10.9

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.32 AU - 6.92 AU

Year: 4891 Days

Day: 12.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 104,186,638 km

• M1: 138,228 km (0.092 R)
• M2: 266,883 km (0.102 R)
• M3: 418,126 km (0.049 R)
• M4: 527,781 km (0.096 R)
• M5: 731,534 km (0.112 R)
• M6: 1,016,069 km (0.113 R)
• M7: 1,320,201 km (0.053 R)
• M8: 1,459,626 km (0.117 R)
• M9: 1,571,376 km (0.084 R)
• M10: 1,838,109 km (0.072 R)
• M11: 1,977,085 km (0.114 R)
• M12: 2,101,700 km (0.11 R)
• M13: 2,803,165 km (0.034 R)
• M14: 3,066,158 km (0.098 R)
• M15: 3,551,005 km (0.1 R)
• M16: 3,637,921 km (0.067 R)
• M17: 4,151,042 km (0.089 R)
• M18: 4,288,672 km (0.051 R)
• M19: 4,451,285 km (0.087 R)
• M20: 4,806,580 km (0.106 R)
• M21: 5,048,479 km (0.045 R)
• M22: 5,195,684 km (0.115 R)
• M23: 5,952,649 km (0.066 R)
• M24: 6,134,410 km (0.081 R)
• M25: 6,423,583 km (0.085 R)
• M26: 6,583,204 km (0.062 R)
• M27: 6,663,388 km (0.118 R)
• M28: 7,624,555 km (0.074 R)
• M29: 7,822,024 km (0.113 R)
• M30: 8,308,666 km (0.112 R)
• M31: 9,401,478 km (0.097 R)
• M32: 9,582,940 km (0.071 R)
• M33: 10,041,757 km (0.111 R)
• M34: 10,165,325 km (0.029 R)
• M35: 10,445,223 km (0.116 R)
• M36: 11,076,226 km (0.08 R)
• M37: 11,460,842 km (0.045 R)
• M38: 11,915,171 km (0.112 R)
• M39: 12,276,300 km (0.111 R)
• M40: 12,507,878 km (0.05 R)
• M41: 12,774,461 km (0.108 R)
• M42: 13,313,163 km (0.111 R)
• M43: 13,381,081 km (0.037 R)
• M44: 13,962,568 km (0.097 R)
• M45: 14,204,467 km (0.115 R)
• M46: 14,622,294 km (0.088 R)
• M47: 14,762,467 km (0.082 R)
• M48: 15,009,005 km (0.062 R)
• M49: 15,079,615 km (0.083 R)
• M50: 17,250,430 km (0.052 R)
• M51: 18,033,126 km (0.094 R)
• M52: 19,171,266 km (0.103 R)
• M53: 19,671,671 km (0.119 R)
• M54: 20,098,474 km (0.085 R)
• M55: 20,685,346 km (0.07 R)
• M56: 21,357,490 km (0.092 R)
• M57: 22,439,381 km (0.065 R)
• M58: 22,601,246 km (0.065 R)
• M59: 22,722,869 km (0.113 R)
• M60: 23,007,554 km (0.093 R)
• M61: 23,662,494 km (0.102 R)
• M62: 23,744,772 km (0.084 R)
• M63: 23,951,068 km (0.088 R)
• M64: 24,531,508 km (0.096 R)
• M65: 24,698,309 km (0.109 R)
• M66: 24,907,148 km (0.103 R)
• M67: 26,428,708 km (0.064 R)
• M68: 27,028,595 km (0.05 R)
• M69: 27,200,782 km (0.068 R)
• M70: 27,459,736 km (0.052 R)
• M71: 27,676,204 km (0.07 R)
• M72: 28,460,097 km (0.103 R)
• M73: 29,030,813 km (0.047 R)
• M74: 29,605,419 km (0.074 R)
• M75: 29,738,561 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.8

Radius: 5.7

Gravity: 30.34 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 15.63 AU - 19.23 AU

Year: 26713 Days

Day: 20.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 104,186,638 km

• M1: 159,771 km (0.059 R)
• M2: 281,543 km (0.114 R)
• M3: 585,077 km (0.092 R)
• M4: 723,605 km (0.09 R)
• M5: 1,377,348 km (0.095 R)
• M6: 1,756,578 km (0.098 R)
• M7: 1,876,556 km (0.076 R)
• M8: 2,560,517 km (0.066 R)
• M9: 2,788,804 km (0.083 R)
• M10: 2,976,250 km (0.083 R)
• M11: 3,664,101 km (0.059 R)
• M12: 4,672,241 km (0.059 R)
• M13: 6,362,996 km (0.078 R)
• M14: 7,112,631 km (0.1 R)
• M15: 8,490,278 km (0.099 R)
• M16: 9,105,274 km (0.118 R)
• M17: 10,018,869 km (0.089 R)
• M18: 10,378,053 km (0.063 R)
• M19: 11,108,839 km (0.116 R)
• M20: 11,480,440 km (0.075 R)
• M21: 11,931,777 km (0.104 R)
• M22: 13,007,385 km (0.106 R)
• M23: 13,794,420 km (0.103 R)
• M24: 13,953,741 km (0.031 R)
• M25: 14,677,945 km (0.118 R)
• M26: 15,003,769 km (0.095 R)
• M27: 15,167,579 km (0.091 R)
• M28: 15,331,837 km (0.11 R)
• M29: 16,583,522 km (0.103 R)
• M30: 17,954,437 km (0.114 R)
• M31: 18,477,880 km (0.074 R)
• M32: 19,898,013 km (0.114 R)
• M33: 20,258,394 km (0.115 R)
• M34: 20,439,557 km (0.051 R)
• M35: 20,621,019 km (0.061 R)
• M36: 20,803,229 km (0.07 R)
• M37: 21,168,996 km (0.099 R)
• M38: 21,537,007 km (0.096 R)
• M39: 21,629,459 km (0.076 R)
• M40: 22,466,309 km (0.046 R)
• M41: 23,598,466 km (0.064 R)
• M42: 24,267,467 km (0.105 R)
• M43: 27,404,236 km (0.105 R)
• M44: 28,107,196 km (0.082 R)
• M45: 29,019,743 km (0.117 R)
• M46: 33,618,681 km (0.12 R)
• M47: 34,803,197 km (0.104 R)
• M48: 35,782,614 km (0.075 R)
• M49: 36,881,410 km (0.113 R)
• M50: 38,438,126 km (0.061 R)
• M51: 38,662,373 km (0.072 R)
• M52: 39,563,251 km (0.095 R)
• M53: 39,676,347 km (0.105 R)
• M54: 40,016,383 km (0.093 R)
• M55: 40,813,291 km (0.099 R)
• M56: 41,845,666 km (0.109 R)
• M57: 42,076,346 km (0.086 R)
• M58: 42,191,835 km (0.081 R)
• M59: 44,522,869 km (0.084 R)
• M60: 44,640,453 km (0.107 R)
• M61: 47,976,486 km (0.104 R)
• M62: 52,009,794 km (0.113 R)
• M63: 52,133,661 km (0.072 R)
• M64: 57,297,780 km (0.083 R)
• M65: 57,553,891 km (0.07 R)
• M66: 60,265,203 km (0.113 R)
• M67: 61,309,097 km (0.104 R)
• M68: 61,833,138 km (0.075 R)
• M69: 62,358,825 km (0.092 R)
• M70: 62,622,267 km (0.08 R)
• M71: 62,754,063 km (0.106 R)
• M72: 65,142,692 km (0.107 R)
• M73: 66,616,979 km (0.107 R)
• M74: 68,373,408 km (0.086 R)
• M75: 68,916,897 km (0.091 R)
• M76: 69,325,598 km (0.049 R)
• M77: 70,281,977 km (0.114 R)
• M78: 70,556,041 km (0.092 R)
• M79: 71,380,474 km (0.109 R)
• M80: 77,239,774 km (0.099 R)
• M81: 78,089,341 km (0.084 R)
• M82: 79,084,466 km (0.116 R)
• M83: 81,806,399 km (0.089 R)
• M84: 82,383,398 km (0.111 R)
• M85: 82,672,271 km (0.087 R)
• M86: 83,541,285 km (0.069 R)
• M87: 87,931,384 km (0.054 R)
• M88: 90,452,109 km (0.075 R)
• M89: 91,497,050 km (0.065 R)
• M90: 92,545,880 km (0.109 R)
• M91: 99,382,952 km (0.079 R)
• M92: 100,769,724 km (0.113 R)
• M93: 101,078,793 km (0.11 R)
• M94: 101,233,477 km (0.06 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 15,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit