🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.8

Radius: 11.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.76 AU - 0.94 AU

Year: 532 Days

Day: 6.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,857,679 km

• M1: 145,409 km (0.106 R)
• M2: 519,703 km (0.108 R)
• M3: 885,470 km (0.08 R)
• M4: 1,268,590 km (0.105 R)
• M5: 1,734,288 km (0.105 R)
• M6: 2,139,250 km (0.09 R)
• M7: 2,829,195 km (0.057 R)
• M8: 3,572,098 km (0.106 R)
• M9: 4,164,954 km (0.083 R)
• M10: 4,530,272 km (0.076 R)
• M11: 5,013,324 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.1

Radius: 11.9

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.23 AU - 3.65 AU

Year: 3419 Days

Day: 8.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,857,679 km

• M1: 148,700 km (0.073 R)
• M2: 576,700 km (0.095 R)
• M3: 965,804 km (0.107 R)
• M4: 1,399,488 km (0.12 R)
• M5: 2,301,563 km (0.099 R)
• M6: 3,869,349 km (0.082 R)
• M7: 4,406,555 km (0.085 R)
• M8: 6,115,711 km (0.072 R)
• M9: 8,016,800 km (0.069 R)
• M10: 8,668,149 km (0.109 R)
• M11: 10,076,913 km (0.118 R)
• M12: 13,244,199 km (0.115 R)
• M13: 13,644,074 km (0.116 R)
• M14: 14,155,250 km (0.052 R)
• M15: 16,045,718 km (0.049 R)
• M16: 17,555,161 km (0.108 R)
• M17: 22,792,582 km (0.075 R)
• M18: 23,222,975 km (0.086 R)
• M19: 24,248,319 km (0.103 R)
• M20: 25,765,241 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.4

Radius: 8.7

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.03 AU - 4.17 AU

Year: 5631 Days

Day: 13.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 101.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,857,679 km

• M1: 109,506 km (0.08 R)
• M2: 404,662 km (0.042 R)
• M3: 782,546 km (0.089 R)
• M4: 1,371,064 km (0.092 R)
• M5: 1,644,978 km (0.111 R)
• M6: 2,629,482 km (0.073 R)
• M7: 2,983,281 km (0.109 R)
• M8: 4,382,619 km (0.076 R)
• M9: 4,830,515 km (0.1 R)
• M10: 5,530,932 km (0.108 R)
• M11: 6,706,622 km (0.097 R)
• M12: 6,999,984 km (0.077 R)
• M13: 7,577,880 km (0.067 R)
• M14: 8,674,732 km (0.099 R)
• M15: 10,426,672 km (0.108 R)
• M16: 10,865,593 km (0.065 R)
• M17: 11,408,633 km (0.087 R)
• M18: 14,238,576 km (0.12 R)
• M19: 15,901,655 km (0.036 R)
• M20: 16,424,799 km (0.081 R)
• M21: 16,839,634 km (0.086 R)
• M22: 17,140,176 km (0.12 R)
• M23: 17,505,494 km (0.108 R)
• M24: 17,876,198 km (0.12 R)
• M25: 18,189,007 km (0.119 R)
• M26: 19,019,424 km (0.066 R)
• M27: 22,668,117 km (0.06 R)
• M28: 25,554,607 km (0.08 R)
• M29: 25,872,054 km (0.119 R)
• M30: 26,353,011 km (0.065 R)
• M31: 28,252,605 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.1

Radius: 14.7

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.59 AU - 5.55 AU

Year: 6626 Days

Day: 12.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,857,679 km

• M1: 182,809 km (0.068 R)
• M2: 705,354 km (0.062 R)
• M3: 2,695,604 km (0.075 R)
• M4: 3,409,036 km (0.034 R)
• M5: 3,887,001 km (0.072 R)
• M6: 4,776,361 km (0.101 R)
• M7: 5,323,889 km (0.115 R)
• M8: 7,912,680 km (0.091 R)
• M9: 9,027,633 km (0.088 R)
• M10: 11,295,836 km (0.117 R)
• M11: 12,562,481 km (0.116 R)
• M12: 18,716,638 km (0.067 R)
• M13: 22,154,098 km (0.106 R)
• M14: 23,093,423 km (0.074 R)
• M15: 23,909,031 km (0.065 R)
• M16: 27,694,306 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.7

Radius: 14.3

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.66 AU - 6.36 AU

Year: 8772 Days

Day: 7.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,857,679 km

• M1: 177,872 km (0.067 R)
• M2: 666,159 km (0.11 R)
• M3: 1,291,778 km (0.118 R)
• M4: 2,876,019 km (0.032 R)
• M5: 4,707,995 km (0.117 R)
• M6: 6,050,336 km (0.106 R)
• M7: 7,787,916 km (0.117 R)
• M8: 8,793,363 km (0.04 R)
• M9: 10,771,047 km (0.107 R)
• M10: 11,762,133 km (0.07 R)
• M11: 15,222,780 km (0.065 R)
• M12: 17,251,626 km (0.063 R)
• M13: 22,073,764 km (0.109 R)
• M14: 24,165,292 km (0.103 R)
• M15: 28,646,945 km (0.077 R)
• M16: 33,551,062 km (0.075 R)
• M17: 34,174,736 km (0.096 R)
• M18: 35,768,103 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.8

Radius: 4.8

Gravity: 31.2 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.27 AU - 8.73 AU

Year: 16808 Days

Day: 19.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,857,679 km

• M1: 59,690 km (0.103 R)
• M2: 296,503 km (0.097 R)
• M3: 488,287 km (0.05 R)
• M4: 705,952 km (0.117 R)
• M5: 1,022,651 km (0.115 R)
• M6: 1,537,866 km (0.104 R)
• M7: 1,790,238 km (0.087 R)
• M8: 2,293,036 km (0.095 R)
• M9: 2,669,424 km (0.103 R)
• M10: 3,601,270 km (0.085 R)
• M11: 3,805,022 km (0.112 R)
• M12: 6,122,293 km (0.076 R)
• M13: 7,432,920 km (0.114 R)
• M14: 9,733,286 km (0.087 R)
• M15: 10,186,568 km (0.082 R)
• M16: 11,013,694 km (0.078 R)
• M17: 12,600,479 km (0.099 R)
• M18: 13,138,882 km (0.093 R)
• M19: 13,974,984 km (0.088 R)
• M20: 17,262,397 km (0.084 R)
• M21: 18,010,237 km (0.069 R)
• M22: 18,779,470 km (0.074 R)
• M23: 27,488,609 km (0.094 R)
• M24: 32,707,929 km (0.081 R)
• M25: 34,758,467 km (0.047 R)
• M26: 35,682,084 km (0.108 R)
• M27: 39,825,646 km (0.096 R)
• M28: 40,836,479 km (0.102 R)
• M29: 42,459,616 km (0.069 R)
• M30: 45,676,568 km (0.101 R)
• M31: 49,713,616 km (0.101 R)
• M32: 49,879,820 km (0.096 R)
• M33: 61,308,947 km (0.12 R)
• M34: 65,408,228 km (0.058 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: 469 - 16,942 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit