🌌 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: 338.3

Radius: 11.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.47 AU - 0.67 AU

Year: 292 Days

Day: 6 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 56,114,478 km

• M1: 143,165 km (0.06 R)
• M2: 558,748 km (0.115 R)
• M3: 1,199,027 km (0.066 R)
• M4: 1,603,839 km (0.085 R)
• M5: 2,445,476 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492

Radius: 14.4

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.79 AU - 0.85 AU

Year: 504 Days

Day: 13.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,114,478 km

• M1: 179,069 km (0.116 R)
• M2: 830,567 km (0.054 R)
• M3: 1,332,767 km (0.087 R)
• M4: 2,341,805 km (0.068 R)
• M5: 3,195,111 km (0.086 R)
• M6: 5,153,198 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.6

Radius: 11.4

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.86 AU - 1.08 AU

Year: 648 Days

Day: 10 Hours

Environment

Temp: -164 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 56,114,478 km

• M1: 141,819 km (0.113 R)
• M2: 668,702 km (0.107 R)
• M3: 1,174,343 km (0.072 R)
• M4: 2,146,580 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.9

Radius: 8.8

Gravity: 12 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.33 AU - 1.81 AU

Year: 1334 Days

Day: 13.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,114,478 km

• M1: 109,506 km (0.098 R)
• M2: 559,795 km (0.073 R)
• M3: 1,361,789 km (0.117 R)
• M4: 1,943,276 km (0.051 R)
• M5: 2,735,995 km (0.112 R)
• M6: 3,063,316 km (0.104 R)
• M7: 3,400,808 km (0.117 R)
• M8: 4,298,844 km (0.065 R)
• M9: 4,624,369 km (0.057 R)
• M10: 5,154,245 km (0.115 R)
• M11: 6,142,638 km (0.089 R)
• M12: 7,199,248 km (0.074 R)
• M13: 7,549,606 km (0.092 R)
• M14: 9,097,495 km (0.094 R)
• M15: 10,364,290 km (0.073 R)
• M16: 11,671,177 km (0.12 R)
• M17: 11,967,680 km (0.111 R)
• M18: 12,537,050 km (0.082 R)
• M19: 13,204,106 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.4

Radius: 10.9

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.35 AU - 2.67 AU

Year: 2697 Days

Day: 13.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,114,478 km

• M1: 135,536 km (0.101 R)
• M2: 503,696 km (0.116 R)
• M3: 983,606 km (0.036 R)
• M4: 1,546,543 km (0.084 R)
• M5: 1,891,515 km (0.102 R)
• M6: 2,302,162 km (0.091 R)
• M7: 2,664,039 km (0.114 R)
• M8: 3,359,370 km (0.107 R)
• M9: 4,150,743 km (0.111 R)
• M10: 5,810,082 km (0.116 R)
• M11: 6,210,705 km (0.117 R)
• M12: 7,218,247 km (0.085 R)
• M13: 9,776,520 km (0.088 R)
• M14: 10,191,355 km (0.04 R)
• M15: 11,841,719 km (0.105 R)
• M16: 12,797,499 km (0.098 R)
• M17: 13,663,671 km (0.097 R)
• M18: 15,210,214 km (0.1 R)
• M19: 17,967,303 km (0.046 R)
• M20: 19,111,278 km (0.104 R)
• M21: 20,121,213 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.2

Radius: 9.5

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.7 AU - 4.3 AU

Year: 4441 Days

Day: 14 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,114,478 km

• M1: 118,182 km (0.119 R)
• M2: 458,517 km (0.073 R)
• M3: 817,104 km (0.103 R)
• M4: 1,656,198 km (0.102 R)
• M5: 2,073,726 km (0.077 R)
• M6: 5,680,680 km (0.077 R)
• M7: 6,800,420 km (0.11 R)
• M8: 7,102,159 km (0.101 R)
• M9: 8,135,731 km (0.109 R)
• M10: 9,389,211 km (0.096 R)
• M11: 10,105,336 km (0.104 R)
• M12: 10,767,008 km (0.066 R)
• M13: 11,789,359 km (0.087 R)
• M14: 12,977,017 km (0.099 R)
• M15: 13,547,284 km (0.11 R)
• M16: 13,865,329 km (0.096 R)
• M17: 17,954,138 km (0.113 R)
• M18: 18,273,829 km (0.073 R)
• M19: 18,662,334 km (0.108 R)
• M20: 20,969,433 km (0.107 R)
• M21: 21,395,487 km (0.047 R)
• M22: 21,754,822 km (0.091 R)
• M23: 22,338,253 km (0.069 R)
• M24: 26,060,398 km (0.094 R)
• M25: 27,051,633 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.8

Radius: 11.4

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.78 AU - 4.52 AU

Year: 4730 Days

Day: 12.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,114,478 km

• M1: 141,819 km (0.111 R)
• M2: 576,999 km (0.089 R)
• M3: 1,101,489 km (0.064 R)
• M4: 1,467,705 km (0.035 R)
• M5: 1,825,244 km (0.12 R)
• M6: 2,380,252 km (0.114 R)
• M7: 4,853,404 km (0.075 R)
• M8: 5,467,204 km (0.111 R)
• M9: 9,233,181 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.7

Radius: 8.5

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.75 AU - 5.73 AU

Year: 6999 Days

Day: 7.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,114,478 km

• M1: 106,065 km (0.091 R)
• M2: 377,585 km (0.058 R)
• M3: 1,901,688 km (0.083 R)
• M4: 2,442,335 km (0.116 R)
• M5: 3,060,473 km (0.077 R)
• M6: 4,299,144 km (0.096 R)
• M7: 5,137,490 km (0.085 R)
• M8: 6,982,780 km (0.118 R)
• M9: 8,738,760 km (0.093 R)
• M10: 10,720,483 km (0.111 R)
• M11: 12,363,067 km (0.107 R)
• M12: 12,869,755 km (0.097 R)
• M13: 13,215,177 km (0.106 R)
• M14: 13,626,122 km (0.103 R)
• M15: 15,549,053 km (0.11 R)
• M16: 16,676,871 km (0.096 R)
• M17: 24,702,648 km (0.061 R)
• M18: 26,885,131 km (0.103 R)
• M19: 35,534,431 km (0.043 R)
• M20: 37,252,263 km (0.111 R)
• M21: 38,665,664 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.7

Radius: 3.2

Gravity: 64.23 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.21 AU - 6.41 AU

Year: 9499 Days

Day: 21.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 56,114,478 km

• M1: 40,391 km (0.099 R)
• M2: 362,924 km (0.089 R)
• M3: 519,254 km (0.068 R)
• M4: 779,106 km (0.09 R)
• M5: 1,164,769 km (0.094 R)
• M6: 1,309,729 km (0.06 R)
• M7: 1,507,947 km (0.096 R)
• M8: 1,725,611 km (0.112 R)
• M9: 2,030,941 km (0.104 R)
• M10: 2,134,462 km (0.107 R)
• M11: 2,486,017 km (0.111 R)
• M12: 2,727,169 km (0.087 R)
• M13: 4,117,233 km (0.112 R)
• M14: 4,570,963 km (0.09 R)
• M15: 4,749,433 km (0.119 R)
• M16: 5,746,503 km (0.115 R)
• M17: 6,459,038 km (0.109 R)
• M18: 6,798,176 km (0.054 R)
• M19: 7,308,754 km (0.105 R)
• M20: 7,430,077 km (0.055 R)
• M21: 8,855,446 km (0.102 R)
• M22: 9,656,393 km (0.097 R)
• M23: 10,351,275 km (0.094 R)
• M24: 11,729,221 km (0.103 R)
• M25: 12,868,858 km (0.094 R)
• M26: 13,709,149 km (0.095 R)
• M27: 13,832,118 km (0.109 R)
• M28: 14,394,606 km (0.12 R)
• M29: 15,631,781 km (0.087 R)
• M30: 16,173,325 km (0.087 R)
• M31: 17,150,797 km (0.092 R)
• M32: 17,509,384 km (0.067 R)
• M33: 19,146,134 km (0.051 R)
• M34: 22,892,214 km (0.116 R)
• M35: 25,119,577 km (0.094 R)
• M36: 28,076,528 km (0.095 R)
• M37: 40,178,847 km (0.029 R)
• M38: 41,065,214 km (0.09 R)
• M39: 41,192,821 km (0.09 R)
• M40: 42,093,998 km (0.062 R)
• M41: 42,745,647 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218

Radius: 6.6

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 9.78 AU - 10.84 AU

Year: 22453 Days

Day: 15.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,114,478 km

• M1: 82,129 km (0.118 R)
• M2: 523,593 km (0.09 R)
• M3: 1,000,211 km (0.107 R)
• M4: 1,579,903 km (0.03 R)
• M5: 2,284,359 km (0.061 R)
• M6: 2,829,195 km (0.095 R)
• M7: 3,695,067 km (0.066 R)
• M8: 4,822,736 km (0.109 R)
• M9: 5,120,286 km (0.098 R)
• M10: 7,298,431 km (0.079 R)
• M11: 8,329,909 km (0.047 R)
• M12: 9,869,570 km (0.103 R)
• M13: 12,367,555 km (0.092 R)
• M14: 13,893,603 km (0.11 R)
• M15: 14,293,927 km (0.102 R)
• M16: 28,024,169 km (0.091 R)
• M17: 28,878,373 km (0.116 R)
• M18: 29,749,781 km (0.094 R)
• M19: 31,659,697 km (0.078 R)
• M20: 32,586,156 km (0.118 R)
• M21: 36,096,171 km (0.074 R)
• M22: 47,218,324 km (0.079 R)
• M23: 50,748,385 km (0.098 R)
• M24: 53,467,775 km (0.108 R)
• M25: 55,444,711 km (0.08 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 11,449 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit