🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.79 AU - 0.93 AU

Year: 297 Days

Day: 13.9 Hours

Environment

Temp: 66 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.72 AU - 1.06 AU

Year: 313 Days

Day: 46.9 Hours

Environment

Temp: 42 °C

Axial Tilt: 163.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 38,478,413 km

• M1: 514,168 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.92 AU - 2.1 AU

Year: 1062 Days

Day: 35.7 Hours

Environment

Temp: -71 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.32 AU - 3.52 AU

Year: 2358 Days

Day: 21.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.44 AU - 4.96 AU

Year: 3209 Days

Day: 26.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,478,413 km

• M1: 2,586,547 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.5

Radius: 8.6

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.1 AU - 5.24 AU

Year: 3762 Days

Day: 11.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 38,478,413 km

• M1: 114,592 km (0.052 R)
• M2: 317,746 km (0.118 R)
• M3: 662,868 km (0.119 R)
• M4: 820,395 km (0.114 R)
• M5: 1,027,887 km (0.115 R)
• M6: 1,202,019 km (0.092 R)
• M7: 1,354,758 km (0.1 R)
• M8: 1,481,617 km (0.082 R)
• M9: 1,568,384 km (0.104 R)
• M10: 1,827,637 km (0.061 R)
• M11: 1,932,804 km (0.079 R)
• M12: 2,161,689 km (0.116 R)
• M13: 2,450,413 km (0.054 R)
• M14: 2,845,651 km (0.046 R)
• M15: 2,913,568 km (0.049 R)
• M16: 3,064,662 km (0.059 R)
• M17: 3,190,324 km (0.045 R)
• M18: 3,346,355 km (0.09 R)
• M19: 3,710,027 km (0.088 R)
• M20: 4,010,270 km (0.104 R)
• M21: 4,117,233 km (0.106 R)
• M22: 4,194,126 km (0.07 R)
• M23: 4,333,850 km (0.038 R)
• M24: 4,459,513 km (0.039 R)
• M25: 4,602,079 km (0.119 R)
• M26: 4,794,761 km (0.05 R)
• M27: 4,875,843 km (0.09 R)
• M28: 5,006,442 km (0.115 R)
• M29: 5,121,782 km (0.097 R)
• M30: 5,523,752 km (0.106 R)
• M31: 5,625,778 km (0.08 R)
• M32: 5,745,755 km (0.108 R)
• M33: 5,970,750 km (0.102 R)
• M34: 6,145,780 km (0.089 R)
• M35: 6,411,466 km (0.101 R)
• M36: 6,518,877 km (0.073 R)
• M37: 6,808,049 km (0.028 R)
• M38: 7,194,012 km (0.108 R)
• M39: 7,606,154 km (0.027 R)
• M40: 8,161,013 km (0.099 R)
• M41: 8,257,952 km (0.087 R)
• M42: 8,394,535 km (0.079 R)
• M43: 8,748,783 km (0.116 R)
• M44: 9,007,737 km (0.074 R)
• M45: 9,128,163 km (0.118 R)
• M46: 9,309,625 km (0.084 R)
• M47: 9,451,743 km (0.102 R)
• M48: 10,277,224 km (0.081 R)
• M49: 10,340,055 km (0.067 R)
• M50: 10,445,073 km (0.105 R)
• M51: 10,571,483 km (0.074 R)
• M52: 12,663,759 km (0.085 R)
• M53: 12,911,643 km (0.106 R)
• M54: 13,343,232 km (0.098 R)
• M55: 13,572,416 km (0.088 R)
• M56: 13,756,721 km (0.104 R)
• M57: 13,988,149 km (0.098 R)
• M58: 15,045,656 km (0.12 R)
• M59: 15,308,201 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.7

Radius: 13

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.51 AU - 5.03 AU

Year: 3884 Days

Day: 8.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 38,478,413 km

• M1: 168,148 km (0.077 R)
• M2: 251,324 km (0.114 R)
• M3: 415,134 km (0.059 R)
• M4: 577,597 km (0.087 R)
• M5: 689,347 km (0.038 R)
• M6: 1,098,946 km (0.106 R)
• M7: 1,256,473 km (0.12 R)
• M8: 1,352,066 km (0.092 R)
• M9: 1,536,520 km (0.099 R)
• M10: 1,624,483 km (0.065 R)
• M11: 1,868,029 km (0.06 R)
• M12: 2,172,909 km (0.085 R)
• M13: 2,373,969 km (0.068 R)
• M14: 2,669,574 km (0.097 R)
• M15: 2,776,836 km (0.077 R)
• M16: 2,922,095 km (0.119 R)
• M17: 3,125,997 km (0.077 R)
• M18: 3,607,253 km (0.092 R)
• M19: 3,806,368 km (0.101 R)
• M20: 4,009,223 km (0.073 R)
• M21: 4,132,641 km (0.098 R)
• M22: 4,574,703 km (0.092 R)
• M23: 4,660,722 km (0.117 R)
• M24: 5,010,033 km (0.087 R)
• M25: 5,121,034 km (0.08 R)
• M26: 5,458,826 km (0.107 R)
• M27: 5,596,008 km (0.106 R)
• M28: 6,371,074 km (0.116 R)
• M29: 6,515,735 km (0.069 R)
• M30: 6,759,131 km (0.087 R)
• M31: 7,204,933 km (0.094 R)
• M32: 7,355,578 km (0.067 R)
• M33: 7,456,706 km (0.082 R)
• M34: 7,660,309 km (0.113 R)
• M35: 7,814,245 km (0.074 R)
• M36: 8,177,319 km (0.104 R)
• M37: 8,652,442 km (0.079 R)
• M38: 8,893,294 km (0.095 R)
• M39: 9,082,236 km (0.111 R)
• M40: 9,190,844 km (0.064 R)
• M41: 9,519,062 km (0.105 R)
• M42: 9,657,141 km (0.068 R)
• M43: 10,018,869 km (0.099 R)
• M44: 10,669,919 km (0.077 R)
• M45: 11,686,885 km (0.074 R)
• M46: 11,923,698 km (0.118 R)
• M47: 12,311,905 km (0.107 R)
• M48: 12,765,037 km (0.036 R)
• M49: 13,009,031 km (0.112 R)
• M50: 13,719,022 km (0.047 R)
• M51: 14,632,018 km (0.093 R)
• M52: 15,694,911 km (0.079 R)
• M53: 15,825,360 km (0.106 R)
• M54: 16,417,319 km (0.094 R)
• M55: 17,016,459 km (0.065 R)
• M56: 17,150,648 km (0.046 R)
• M57: 18,031,031 km (0.111 R)
• M58: 18,202,022 km (0.092 R)
• M59: 18,407,868 km (0.117 R)
• M60: 18,683,577 km (0.069 R)
• M61: 19,554,237 km (0.119 R)
• M62: 19,765,170 km (0.079 R)
• M63: 19,976,851 km (0.101 R)
• M64: 20,260,189 km (0.08 R)
• M65: 20,509,270 km (0.109 R)
• M66: 21,334,900 km (0.066 R)
• M67: 22,648,818 km (0.117 R)
• M68: 22,833,422 km (0.097 R)
• M69: 23,018,475 km (0.071 R)
• M70: 23,129,776 km (0.089 R)
• M71: 23,651,423 km (0.119 R)
• M72: 23,988,916 km (0.048 R)
• M73: 24,252,508 km (0.069 R)
• M74: 24,516,997 km (0.071 R)
• M75: 24,668,539 km (0.059 R)
• M76: 25,431,189 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.6

Radius: 11.4

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.15 AU - 9.07 AU

Year: 7826 Days

Day: 13.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 38,478,413 km

• M1: 258,505 km (0.085 R)
• M2: 331,060 km (0.052 R)
• M3: 747,989 km (0.098 R)
• M4: 851,810 km (0.028 R)
• M5: 1,282,054 km (0.098 R)
• M6: 2,150,021 km (0.115 R)
• M7: 2,828,896 km (0.079 R)
• M8: 2,948,275 km (0.084 R)
• M9: 3,069,449 km (0.081 R)
• M10: 3,291,752 km (0.112 R)
• M11: 3,857,381 km (0.101 R)
• M12: 4,933,887 km (0.11 R)
• M13: 5,371,611 km (0.1 R)
• M14: 5,520,311 km (0.074 R)
• M15: 5,670,358 km (0.102 R)
• M16: 5,852,269 km (0.11 R)
• M17: 6,790,696 km (0.098 R)
• M18: 6,919,500 km (0.116 R)
• M19: 8,182,106 km (0.067 R)
• M20: 8,457,067 km (0.036 R)
• M21: 8,700,014 km (0.101 R)
• M22: 8,910,199 km (0.097 R)
• M23: 9,157,484 km (0.1 R)
• M24: 9,335,506 km (0.109 R)
• M25: 9,407,163 km (0.081 R)
• M26: 9,695,139 km (0.084 R)
• M27: 10,465,119 km (0.116 R)
• M28: 10,876,214 km (0.069 R)
• M29: 12,258,648 km (0.103 R)
• M30: 12,652,539 km (0.117 R)
• M31: 12,850,906 km (0.071 R)
• M32: 13,010,527 km (0.063 R)
• M33: 13,655,144 km (0.025 R)
• M34: 13,777,216 km (0.074 R)
• M35: 14,641,742 km (0.026 R)
• M36: 14,850,132 km (0.114 R)
• M37: 15,438,949 km (0.105 R)
• M38: 15,523,771 km (0.049 R)
• M39: 15,821,620 km (0.054 R)
• M40: 16,121,415 km (0.07 R)
• M41: 16,336,686 km (0.095 R)
• M42: 16,683,005 km (0.104 R)
• M43: 16,900,819 km (0.115 R)
• M44: 17,559,648 km (0.085 R)
• M45: 17,692,491 km (0.091 R)
• M46: 17,914,495 km (0.093 R)
• M47: 18,137,545 km (0.091 R)
• M48: 18,361,493 km (0.065 R)
• M49: 18,496,281 km (0.076 R)
• M50: 18,676,397 km (0.1 R)
• M51: 18,766,754 km (0.074 R)
• M52: 19,038,723 km (0.079 R)
• M53: 19,357,516 km (0.045 R)
• M54: 20,000,637 km (0.03 R)
• M55: 20,744,138 km (0.094 R)
• M56: 21,733,728 km (0.043 R)
• M57: 22,162,476 km (0.106 R)
• M58: 22,258,218 km (0.118 R)
• M59: 22,786,748 km (0.116 R)
• M60: 23,125,437 km (0.09 R)
• M61: 24,003,726 km (0.113 R)
• M62: 24,200,298 km (0.119 R)
• M63: 24,298,883 km (0.091 R)
• M64: 25,042,085 km (0.052 R)
• M65: 25,241,649 km (0.115 R)
• M66: 25,843,182 km (0.108 R)
• M67: 26,500,216 km (0.098 R)
• M68: 27,316,422 km (0.043 R)
• M69: 28,141,005 km (0.098 R)
• M70: 29,130,595 km (0.069 R)
• M71: 29,445,498 km (0.106 R)
• M72: 30,025,789 km (0.118 R)
• M73: 30,131,704 km (0.026 R)
• M74: 31,304,850 km (0.093 R)
• M75: 32,059,272 km (0.114 R)
• M76: 32,330,194 km (0.118 R)
• M77: 32,765,075 km (0.108 R)
• M78: 33,531,016 km (0.106 R)
• M79: 33,695,873 km (0.087 R)
• M80: 33,971,283 km (0.115 R)
• M81: 34,247,441 km (0.108 R)
• M82: 36,088,691 km (0.098 R)
• M83: 37,049,857 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 11,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit