🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.2

Radius: 15

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.51 AU - 0.63 AU

Year: 297 Days

Day: 11.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,078,724 km

• M1: 186,698 km (0.101 R)
• M2: 678,277 km (0.093 R)
• M3: 1,277,715 km (0.12 R)
• M4: 1,815,370 km (0.102 R)
• M5: 2,338,065 km (0.044 R)
• M6: 3,001,083 km (0.116 R)
• M7: 3,529,612 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111

Radius: 14.4

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.63 AU - 0.65 AU

Year: 353 Days

Day: 13.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 63,078,724 km

• M1: 179,069 km (0.116 R)
• M2: 641,924 km (0.091 R)
• M3: 1,122,283 km (0.093 R)
• M4: 1,696,739 km (0.11 R)
• M5: 2,547,203 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202

Radius: 12.2

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.21 AU - 1.49 AU

Year: 1083 Days

Day: 10.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,078,724 km

• M1: 151,692 km (0.096 R)
• M2: 662,569 km (0.076 R)
• M3: 1,070,971 km (0.104 R)
• M4: 1,802,355 km (0.1 R)
• M5: 2,900,852 km (0.094 R)
• M6: 3,403,800 km (0.108 R)
• M7: 4,494,070 km (0.094 R)
• M8: 5,053,566 km (0.11 R)
• M9: 5,446,260 km (0.075 R)
• M10: 6,007,850 km (0.045 R)
• M11: 6,469,061 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.7

Radius: 14.3

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.3 AU - 1.46 AU

Year: 1119 Days

Day: 13.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,078,724 km

• M1: 177,872 km (0.067 R)
• M2: 1,090,419 km (0.059 R)
• M3: 1,668,914 km (0.102 R)
• M4: 2,150,021 km (0.086 R)
• M5: 2,875,271 km (0.053 R)
• M6: 3,522,731 km (0.095 R)
• M7: 3,992,618 km (0.084 R)
• M8: 4,472,079 km (0.045 R)
• M9: 5,309,378 km (0.036 R)
• M10: 5,969,703 km (0.098 R)
• M11: 6,599,959 km (0.067 R)
• M12: 7,118,016 km (0.065 R)
• M13: 8,163,257 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.5

Radius: 8.7

Gravity: 12.16 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.42 AU - 3.86 AU

Year: 4794 Days

Day: 6.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,078,724 km

• M1: 108,159 km (0.075 R)
• M2: 631,153 km (0.092 R)
• M3: 988,842 km (0.046 R)
• M4: 1,445,714 km (0.037 R)
• M5: 2,190,262 km (0.105 R)
• M6: 2,821,416 km (0.117 R)
• M7: 3,333,938 km (0.119 R)
• M8: 4,997,466 km (0.045 R)
• M9: 5,451,197 km (0.083 R)
• M10: 6,473,698 km (0.037 R)
• M11: 10,396,154 km (0.097 R)
• M12: 12,160,362 km (0.027 R)
• M13: 12,773,115 km (0.098 R)
• M14: 13,676,088 km (0.073 R)
• M15: 15,313,885 km (0.076 R)
• M16: 20,432,227 km (0.069 R)
• M17: 25,170,141 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626

Radius: 12.4

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.1 AU - 4.62 AU

Year: 5235 Days

Day: 8.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,078,724 km

• M1: 154,235 km (0.069 R)
• M2: 549,323 km (0.116 R)
• M3: 1,521,859 km (0.095 R)
• M4: 2,494,395 km (0.117 R)
• M5: 3,822,076 km (0.059 R)
• M6: 4,680,020 km (0.089 R)
• M7: 9,647,267 km (0.091 R)
• M8: 10,157,995 km (0.057 R)
• M9: 10,642,093 km (0.1 R)
• M10: 12,835,198 km (0.116 R)
• M11: 16,849,059 km (0.109 R)
• M12: 18,161,630 km (0.083 R)
• M13: 20,222,042 km (0.103 R)
• M14: 24,488,274 km (0.055 R)
• M15: 27,418,447 km (0.09 R)
• M16: 28,272,202 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.9

Radius: 5.1

Gravity: 28.45 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.27 AU - 6.83 AU

Year: 9025 Days

Day: 19.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,078,724 km

• M1: 63,429 km (0.109 R)
• M2: 482,154 km (0.099 R)
• M3: 851,062 km (0.061 R)
• M4: 1,038,209 km (0.09 R)
• M5: 1,339,350 km (0.058 R)
• M6: 1,566,439 km (0.114 R)
• M7: 1,757,027 km (0.091 R)
• M8: 2,763,372 km (0.028 R)
• M9: 3,020,979 km (0.1 R)
• M10: 4,412,389 km (0.1 R)
• M11: 5,660,185 km (0.069 R)
• M12: 5,900,589 km (0.118 R)
• M13: 6,328,289 km (0.087 R)
• M14: 6,738,486 km (0.104 R)
• M15: 13,370,010 km (0.092 R)
• M16: 13,982,315 km (0.112 R)
• M17: 14,612,870 km (0.067 R)
• M18: 16,410,288 km (0.079 R)
• M19: 18,127,073 km (0.043 R)
• M20: 24,438,757 km (0.101 R)
• M21: 25,911,847 km (0.117 R)
• M22: 27,443,281 km (0.106 R)
• M23: 40,138,006 km (0.099 R)
• M24: 42,837,201 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.6

Radius: 5.1

Gravity: 19.25 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.4 AU - 6.56 AU

Year: 11386 Days

Day: 16 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,078,724 km

• M1: 63,729 km (0.069 R)
• M2: 351,555 km (0.099 R)
• M3: 729,738 km (0.108 R)
• M4: 978,520 km (0.105 R)
• M5: 1,437,037 km (0.095 R)
• M6: 1,815,221 km (0.09 R)
• M7: 2,061,907 km (0.075 R)
• M8: 2,483,624 km (0.102 R)
• M9: 2,663,590 km (0.033 R)
• M10: 3,596,632 km (0.117 R)
• M11: 4,913,542 km (0.093 R)
• M12: 5,102,035 km (0.115 R)
• M13: 5,295,465 km (0.119 R)
• M14: 5,765,652 km (0.098 R)
• M15: 6,082,350 km (0.102 R)
• M16: 7,023,171 km (0.117 R)
• M17: 7,262,677 km (0.115 R)
• M18: 7,715,959 km (0.069 R)
• M19: 9,001,304 km (0.104 R)
• M20: 9,331,766 km (0.102 R)
• M21: 12,915,233 km (0.099 R)
• M22: 14,140,440 km (0.116 R)
• M23: 15,042,814 km (0.097 R)
• M24: 15,307,453 km (0.075 R)
• M25: 15,846,304 km (0.092 R)
• M26: 18,655,154 km (0.081 R)
• M27: 19,425,433 km (0.085 R)
• M28: 19,977,000 km (0.094 R)
• M29: 24,772,211 km (0.109 R)
• M30: 27,238,182 km (0.049 R)
• M31: 30,386,469 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.6

Radius: 6.5

Gravity: 15.49 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.56 AU - 9.34 AU

Year: 15473 Days

Day: 22.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 63,078,724 km

• M1: 93,199 km (0.081 R)
• M2: 329,564 km (0.081 R)
• M3: 656,735 km (0.079 R)
• M4: 1,078,301 km (0.078 R)
• M5: 1,295,069 km (0.088 R)
• M6: 1,716,785 km (0.097 R)
• M7: 3,198,851 km (0.098 R)
• M8: 3,569,405 km (0.105 R)
• M9: 4,524,438 km (0.119 R)
• M10: 4,923,116 km (0.106 R)
• M11: 5,454,039 km (0.108 R)
• M12: 7,056,831 km (0.059 R)
• M13: 7,547,512 km (0.106 R)
• M14: 8,060,632 km (0.047 R)
• M15: 8,596,791 km (0.101 R)
• M16: 8,950,141 km (0.104 R)
• M17: 9,313,215 km (0.109 R)
• M18: 9,740,018 km (0.034 R)
• M19: 11,701,097 km (0.103 R)
• M20: 12,324,621 km (0.07 R)
• M21: 13,234,475 km (0.071 R)
• M22: 13,570,023 km (0.071 R)
• M23: 13,980,071 km (0.058 R)
• M24: 14,188,161 km (0.035 R)
• M25: 15,407,085 km (0.093 R)
• M26: 16,850,106 km (0.099 R)
• M27: 18,967,664 km (0.075 R)
• M28: 21,996,123 km (0.109 R)
• M29: 33,232,120 km (0.088 R)
• M30: 35,500,323 km (0.107 R)
• M31: 37,735,315 km (0.057 R)
• M32: 43,803,902 km (0.106 R)
• M33: 46,835,653 km (0.075 R)
• M34: 47,928,914 km (0.059 R)
• M35: 52,305,699 km (0.025 R)
• M36: 54,162,657 km (0.108 R)
• M37: 59,449,745 km (0.08 R)
• M38: 59,813,866 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.1

Radius: 7.4

Gravity: 11.47 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.24 AU - 8.86 AU

Year: 15765 Days

Day: 18 Hours

Environment

Temp: -234 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 63,078,724 km

• M1: 92,003 km (0.074 R)
• M2: 354,846 km (0.12 R)
• M3: 595,848 km (0.111 R)
• M4: 878,588 km (0.117 R)
• M5: 1,173,745 km (0.099 R)
• M6: 1,430,754 km (0.089 R)
• M7: 1,692,700 km (0.051 R)
• M8: 2,274,336 km (0.027 R)
• M9: 2,524,165 km (0.037 R)
• M10: 2,839,068 km (0.102 R)
• M11: 3,334,537 km (0.039 R)
• M12: 3,828,359 km (0.089 R)
• M13: 7,411,976 km (0.109 R)
• M14: 8,745,641 km (0.119 R)
• M15: 10,859,908 km (0.088 R)
• M16: 11,212,809 km (0.1 R)
• M17: 13,160,125 km (0.086 R)
• M18: 16,372,440 km (0.103 R)
• M19: 16,836,941 km (0.118 R)
• M20: 18,531,735 km (0.082 R)
• M21: 19,121,001 km (0.069 R)
• M22: 20,160,407 km (0.05 R)
• M23: 21,882,129 km (0.1 R)
• M24: 22,635,654 km (0.046 R)
• M25: 24,394,027 km (0.087 R)
• M26: 25,409,348 km (0.114 R)
• M27: 26,241,710 km (0.103 R)
• M28: 27,850,935 km (0.109 R)
• M29: 33,939,119 km (0.06 R)
• M30: 35,717,838 km (0.114 R)
• M31: 38,637,390 km (0.047 R)
• M32: 41,141,359 km (0.084 R)
• M33: 46,162,612 km (0.102 R)
• M34: 50,755,865 km (0.09 R)
• M35: 52,074,570 km (0.082 R)
• M36: 56,167,568 km (0.116 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: 529 - 15,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit