🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.5 AU - 0.62 AU

Year: 180 Days

Day: 22.9 Hours

Environment

Temp: 18 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 71,295,950 km

• M1: 56,698 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.4

Radius: 13.7

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 7.77 AU - 11.23 AU

Year: 12604 Days

Day: 12.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,295,950 km

• M1: 170,542 km (0.095 R)
• M2: 597,344 km (0.083 R)
• M3: 1,085,482 km (0.116 R)
• M4: 3,040,876 km (0.102 R)
• M5: 4,282,389 km (0.061 R)
• M6: 4,815,406 km (0.08 R)
• M7: 5,561,301 km (0.059 R)
• M8: 6,308,393 km (0.106 R)
• M9: 6,961,387 km (0.088 R)
• M10: 7,407,638 km (0.104 R)
• M11: 9,339,545 km (0.086 R)
• M12: 17,946,509 km (0.105 R)
• M13: 18,789,193 km (0.054 R)
• M14: 19,578,023 km (0.114 R)
• M15: 20,143,204 km (0.072 R)
• M16: 20,719,305 km (0.095 R)
• M17: 21,221,954 km (0.119 R)
• M18: 22,778,520 km (0.114 R)
• M19: 28,828,108 km (0.044 R)
• M20: 29,771,622 km (0.108 R)
• M21: 30,952,697 km (0.103 R)
• M22: 32,839,126 km (0.077 R)
• M23: 40,500,183 km (0.083 R)
• M24: 46,792,568 km (0.119 R)
• M25: 47,368,670 km (0.098 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.3

Radius: 4

Gravity: 59.21 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.04 AU - 12.94 AU

Year: 14625 Days

Day: 19.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,295,950 km

• M1: 49,816 km (0.114 R)
• M2: 190,588 km (0.091 R)
• M3: 405,709 km (0.103 R)
• M4: 791,822 km (0.104 R)
• M5: 1,048,531 km (0.106 R)
• M6: 1,189,752 km (0.087 R)
• M7: 1,358,498 km (0.085 R)
• M8: 1,526,945 km (0.085 R)
• M9: 2,543,164 km (0.094 R)
• M10: 3,048,505 km (0.095 R)
• M11: 3,257,643 km (0.11 R)
• M12: 3,504,330 km (0.1 R)
• M13: 4,065,921 km (0.096 R)
• M14: 6,655,310 km (0.113 R)
• M15: 7,511,907 km (0.12 R)
• M16: 8,389,000 km (0.041 R)
• M17: 9,170,349 km (0.085 R)
• M18: 11,995,505 km (0.097 R)
• M19: 13,257,812 km (0.116 R)
• M20: 15,887,443 km (0.107 R)
• M21: 16,278,193 km (0.113 R)
• M22: 17,323,882 km (0.078 R)
• M23: 19,194,454 km (0.084 R)
• M24: 22,343,340 km (0.117 R)
• M25: 29,757,859 km (0.093 R)
• M26: 32,427,582 km (0.089 R)
• M27: 32,803,671 km (0.093 R)
• M28: 33,564,377 km (0.081 R)
• M29: 36,996,900 km (0.065 R)
• M30: 41,681,108 km (0.064 R)
• M31: 45,325,761 km (0.071 R)
• M32: 45,481,941 km (0.108 R)
• M33: 47,225,205 km (0.086 R)
• M34: 49,673,225 km (0.043 R)
• M35: 50,172,732 km (0.1 R)
• M36: 56,793,485 km (0.108 R)
• M37: 62,028,214 km (0.079 R)
• M38: 66,763,435 km (0.089 R)
• M39: 68,805,596 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.8

Radius: 3.5

Gravity: 64.64 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 9.21 AU - 12.75 AU

Year: 15661 Days

Day: 21.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,295,950 km

• M1: 47,871 km (0.057 R)
• M2: 172,786 km (0.06 R)
• M3: 353,649 km (0.083 R)
• M4: 594,053 km (0.054 R)
• M5: 707,897 km (0.086 R)
• M6: 934,687 km (0.041 R)
• M7: 1,531,882 km (0.106 R)
• M8: 2,043,806 km (0.11 R)
• M9: 3,000,484 km (0.081 R)
• M10: 3,313,294 km (0.099 R)
• M11: 3,793,204 km (0.117 R)
• M12: 4,221,951 km (0.058 R)
• M13: 4,480,905 km (0.089 R)
• M14: 5,624,132 km (0.07 R)
• M15: 6,860,259 km (0.1 R)
• M16: 7,922,554 km (0.08 R)
• M17: 10,251,792 km (0.095 R)
• M18: 12,206,887 km (0.092 R)
• M19: 13,478,020 km (0.053 R)
• M20: 13,686,410 km (0.086 R)
• M21: 14,982,676 km (0.109 R)
• M22: 17,321,040 km (0.053 R)
• M23: 19,802,121 km (0.077 R)
• M24: 20,526,025 km (0.095 R)
• M25: 21,549,872 km (0.086 R)
• M26: 25,560,292 km (0.082 R)
• M27: 30,396,343 km (0.082 R)
• M28: 35,279,217 km (0.062 R)
• M29: 35,940,739 km (0.092 R)
• M30: 39,372,514 km (0.12 R)
• M31: 41,240,393 km (0.093 R)
• M32: 45,931,483 km (0.091 R)
• M33: 46,245,788 km (0.093 R)
• M34: 48,486,166 km (0.081 R)
• M35: 53,876,476 km (0.12 R)
• M36: 57,622,557 km (0.119 R)
• M37: 60,968,612 km (0.094 R)
• M38: 63,075,997 km (0.025 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.1

Radius: 8

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 14.21 AU - 16.59 AU

Year: 26014 Days

Day: 23 Hours

Environment

Temp: -214 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,295,950 km

• M1: 99,782 km (0.075 R)
• M2: 419,323 km (0.094 R)
• M3: 749,485 km (0.105 R)
• M4: 1,035,367 km (0.103 R)
• M5: 2,220,481 km (0.087 R)
• M6: 3,023,074 km (0.064 R)
• M7: 3,676,667 km (0.102 R)
• M8: 6,289,244 km (0.112 R)
• M9: 6,544,159 km (0.085 R)
• M10: 6,805,955 km (0.05 R)
• M11: 7,729,722 km (0.104 R)
• M12: 8,322,728 km (0.107 R)
• M13: 8,734,720 km (0.08 R)
• M14: 13,493,878 km (0.08 R)
• M15: 15,248,361 km (0.104 R)
• M16: 16,022,530 km (0.103 R)
• M17: 17,149,900 km (0.092 R)
• M18: 19,561,717 km (0.058 R)
• M19: 20,661,411 km (0.102 R)
• M20: 22,584,791 km (0.056 R)
• M21: 29,302,333 km (0.096 R)
• M22: 32,350,390 km (0.073 R)
• M23: 38,217,170 km (0.089 R)
• M24: 38,641,280 km (0.037 R)
• M25: 40,956,007 km (0.048 R)
• M26: 41,698,013 km (0.106 R)
• M27: 43,208,652 km (0.106 R)
• M28: 52,001,716 km (0.11 R)
• M29: 52,696,748 km (0.033 R)
• M30: 64,877,754 km (0.088 R)
• M31: 65,683,339 km (0.098 R)
• M32: 68,763,559 km (0.107 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 13,588 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit