🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.5

Radius: 14.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.75 AU - 0.77 AU

Year: 466 Days

Day: 12.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 90,196,661 km

• M1: 185,352 km (0.04 R)
• M2: 659,577 km (0.068 R)
• M3: 1,183,618 km (0.047 R)
• M4: 2,005,210 km (0.065 R)
• M5: 2,776,536 km (0.105 R)
• M6: 3,256,446 km (0.042 R)
• M7: 4,623,621 km (0.098 R)
• M8: 5,370,713 km (0.029 R)
• M9: 6,364,941 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.5

Radius: 9.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.08 AU - 1.08 AU

Year: 789 Days

Day: 9.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,196,661 km

• M1: 119,379 km (0.094 R)
• M2: 434,731 km (0.043 R)
• M3: 863,778 km (0.114 R)
• M4: 1,323,343 km (0.1 R)
• M5: 1,797,418 km (0.116 R)
• M6: 2,243,968 km (0.115 R)
• M7: 2,664,338 km (0.109 R)
• M8: 2,992,855 km (0.117 R)
• M9: 3,335,883 km (0.099 R)
• M10: 3,985,586 km (0.104 R)
• M11: 4,448,442 km (0.075 R)
• M12: 4,749,583 km (0.065 R)
• M13: 5,235,776 km (0.101 R)
• M14: 5,736,330 km (0.118 R)
• M15: 6,347,138 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.8

Radius: 10.5

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.03 AU - 1.25 AU

Year: 856 Days

Day: 5.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 90,196,661 km

• M1: 131,497 km (0.047 R)
• M2: 865,723 km (0.105 R)
• M3: 1,252,433 km (0.109 R)
• M4: 3,170,727 km (0.065 R)
• M5: 4,731,481 km (0.066 R)
• M6: 5,187,157 km (0.114 R)
• M7: 5,572,670 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.2

Radius: 14.2

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.79 AU - 3.85 AU

Year: 4252 Days

Day: 14.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 90,196,661 km

• M1: 180,864 km (0.051 R)
• M2: 799,750 km (0.054 R)
• M3: 1,312,422 km (0.103 R)
• M4: 1,949,410 km (0.107 R)
• M5: 3,437,759 km (0.103 R)
• M6: 3,999,649 km (0.097 R)
• M7: 4,713,380 km (0.112 R)
• M8: 5,235,477 km (0.047 R)
• M9: 6,889,132 km (0.073 R)
• M10: 9,705,910 km (0.108 R)
• M11: 10,755,189 km (0.105 R)
• M12: 11,835,884 km (0.093 R)
• M13: 13,638,090 km (0.106 R)
• M14: 14,654,607 km (0.091 R)
• M15: 18,237,177 km (0.072 R)
• M16: 20,571,951 km (0.116 R)
• M17: 21,074,450 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.8

Radius: 9

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.02 AU - 3.68 AU

Year: 4310 Days

Day: 14.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,196,661 km

• M1: 111,899 km (0.066 R)
• M2: 403,316 km (0.03 R)
• M3: 774,917 km (0.11 R)
• M4: 1,365,679 km (0.07 R)
• M5: 2,713,556 km (0.107 R)
• M6: 3,612,639 km (0.044 R)
• M7: 4,343,275 km (0.084 R)
• M8: 6,685,230 km (0.059 R)
• M9: 7,592,840 km (0.104 R)
• M10: 8,109,252 km (0.095 R)
• M11: 8,580,186 km (0.113 R)
• M12: 9,913,252 km (0.109 R)
• M13: 10,218,582 km (0.115 R)
• M14: 10,848,538 km (0.075 R)
• M15: 13,582,589 km (0.067 R)
• M16: 15,641,654 km (0.111 R)
• M17: 18,526,350 km (0.116 R)
• M18: 19,343,753 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.6

Radius: 9.9

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.78 AU - 4.22 AU

Year: 4603 Days

Day: 9.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,196,661 km

• M1: 123,568 km (0.089 R)
• M2: 484,548 km (0.109 R)
• M3: 949,049 km (0.063 R)
• M4: 1,274,424 km (0.083 R)
• M5: 2,331,632 km (0.118 R)
• M6: 3,270,209 km (0.102 R)
• M7: 3,583,168 km (0.096 R)
• M8: 4,032,111 km (0.086 R)
• M9: 4,594,300 km (0.084 R)
• M10: 5,264,050 km (0.087 R)
• M11: 5,666,618 km (0.094 R)
• M12: 5,997,379 km (0.052 R)
• M13: 6,599,211 km (0.103 R)
• M14: 7,997,502 km (0.058 R)
• M15: 8,414,581 km (0.057 R)
• M16: 10,054,772 km (0.096 R)
• M17: 11,042,716 km (0.105 R)
• M18: 15,415,612 km (0.1 R)
• M19: 18,371,965 km (0.116 R)
• M20: 18,965,569 km (0.09 R)
• M21: 19,571,889 km (0.109 R)
• M22: 24,897,125 km (0.056 R)
• M23: 28,939,110 km (0.113 R)
• M24: 30,561,349 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.6

Radius: 10

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.03 AU - 5.01 AU

Year: 5666 Days

Day: 9.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,196,661 km

• M1: 124,465 km (0.104 R)
• M2: 553,063 km (0.112 R)
• M3: 924,814 km (0.039 R)
• M4: 1,721,423 km (0.057 R)
• M5: 2,037,074 km (0.048 R)
• M6: 2,478,089 km (0.117 R)
• M7: 3,333,938 km (0.114 R)
• M8: 4,375,588 km (0.1 R)
• M9: 6,359,555 km (0.099 R)
• M10: 8,107,756 km (0.117 R)
• M11: 9,569,776 km (0.062 R)
• M12: 9,882,136 km (0.084 R)
• M13: 10,293,829 km (0.118 R)
• M14: 10,621,748 km (0.113 R)
• M15: 12,526,129 km (0.105 R)
• M16: 15,486,820 km (0.117 R)
• M17: 21,891,704 km (0.091 R)
• M18: 23,147,279 km (0.106 R)
• M19: 27,380,001 km (0.117 R)
• M20: 30,344,133 km (0.113 R)
• M21: 34,134,195 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.3

Radius: 6.3

Gravity: 22.86 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 8.43 AU - 11.69 AU

Year: 22429 Days

Day: 16.3 Hours

Environment

Temp: -243 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,196,661 km

• M1: 78,389 km (0.118 R)
• M2: 513,270 km (0.119 R)
• M3: 756,965 km (0.101 R)
• M4: 1,755,381 km (0.089 R)
• M5: 2,077,914 km (0.085 R)
• M6: 2,487,364 km (0.059 R)
• M7: 2,763,073 km (0.069 R)
• M8: 3,087,102 km (0.102 R)
• M9: 4,868,812 km (0.069 R)
• M10: 5,101,736 km (0.084 R)
• M11: 5,301,599 km (0.094 R)
• M12: 5,717,182 km (0.104 R)
• M13: 7,193,563 km (0.062 R)
• M14: 7,702,794 km (0.092 R)
• M15: 10,359,353 km (0.066 R)
• M16: 15,318,523 km (0.08 R)
• M17: 15,651,528 km (0.088 R)
• M18: 19,446,676 km (0.066 R)
• M19: 20,034,596 km (0.086 R)
• M20: 21,452,335 km (0.089 R)
• M21: 21,764,545 km (0.104 R)
• M22: 29,554,555 km (0.041 R)
• M23: 33,855,195 km (0.055 R)
• M24: 35,569,886 km (0.106 R)
• M25: 38,401,923 km (0.107 R)
• M26: 39,794,530 km (0.096 R)
• M27: 41,541,683 km (0.105 R)
• M28: 48,683,934 km (0.107 R)
• M29: 49,948,784 km (0.091 R)
• M30: 54,451,381 km (0.102 R)
• M31: 60,450,555 km (0.079 R)
• M32: 60,865,539 km (0.095 R)
• M33: 62,332,646 km (0.074 R)
• M34: 69,341,007 km (0.056 R)
• M35: 77,587,739 km (0.105 R)
• M36: 88,584,230 km (0.075 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: 396 - 19,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit