🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.08 AU - 4.7 AU

Year: 2816 Days

Day: 21 Hours

Environment

Temp: -131 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.4

Radius: 8.5

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.22 AU - 7.7 AU

Year: 6740 Days

Day: 14.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,363,456 km

• M1: 106,364 km (0.091 R)
• M2: 464,053 km (0.108 R)
• M3: 739,612 km (0.093 R)
• M4: 1,112,410 km (0.116 R)
• M5: 1,792,182 km (0.063 R)
• M6: 2,121,747 km (0.089 R)
• M7: 2,724,626 km (0.108 R)
• M8: 3,075,134 km (0.102 R)
• M9: 3,589,451 km (0.087 R)
• M10: 4,181,410 km (0.095 R)
• M11: 4,580,687 km (0.117 R)
• M12: 6,266,206 km (0.112 R)
• M13: 6,671,018 km (0.062 R)
• M14: 9,856,256 km (0.076 R)
• M15: 10,524,360 km (0.118 R)
• M16: 13,265,890 km (0.102 R)
• M17: 13,549,528 km (0.105 R)
• M18: 13,982,614 km (0.045 R)
• M19: 15,493,403 km (0.062 R)
• M20: 16,020,436 km (0.111 R)
• M21: 16,396,226 km (0.103 R)
• M22: 17,502,951 km (0.079 R)
• M23: 18,248,397 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594

Radius: 9.8

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 10.03 AU - 11.41 AU

Year: 12884 Days

Day: 7.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,363,456 km

• M1: 122,820 km (0.049 R)
• M2: 516,113 km (0.026 R)
• M3: 986,000 km (0.088 R)
• M4: 1,958,535 km (0.062 R)
• M5: 4,690,492 km (0.093 R)
• M6: 5,275,868 km (0.114 R)
• M7: 5,945,767 km (0.057 R)
• M8: 6,320,660 km (0.078 R)
• M9: 7,540,929 km (0.101 R)
• M10: 8,115,834 km (0.106 R)
• M11: 9,707,107 km (0.084 R)
• M12: 12,499,949 km (0.108 R)
• M13: 14,145,376 km (0.116 R)
• M14: 14,951,709 km (0.104 R)
• M15: 15,296,532 km (0.076 R)
• M16: 16,218,204 km (0.109 R)
• M17: 16,655,778 km (0.064 R)
• M18: 17,784,494 km (0.081 R)
• M19: 18,963,325 km (0.097 R)
• M20: 22,540,659 km (0.114 R)
• M21: 23,733,253 km (0.101 R)
• M22: 29,895,938 km (0.081 R)
• M23: 30,554,318 km (0.084 R)
• M24: 33,755,264 km (0.097 R)
• M25: 34,230,087 km (0.068 R)
• M26: 41,897,576 km (0.119 R)
• M27: 45,548,662 km (0.108 R)
• M28: 47,303,146 km (0.101 R)
• M29: 48,047,395 km (0.066 R)
• M30: 48,497,535 km (0.096 R)
• M31: 49,406,492 km (0.108 R)
• M32: 53,156,013 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184

Radius: 6.9

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 9.82 AU - 16.24 AU

Year: 17266 Days

Day: 23.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,363,456 km

• M1: 86,617 km (0.095 R)
• M2: 304,132 km (0.119 R)
• M3: 527,332 km (0.114 R)
• M4: 875,746 km (0.03 R)
• M5: 1,358,648 km (0.096 R)
• M6: 1,610,870 km (0.069 R)
• M7: 2,263,865 km (0.11 R)
• M8: 2,907,734 km (0.035 R)
• M9: 4,298,096 km (0.095 R)
• M10: 4,581,435 km (0.12 R)
• M11: 5,506,698 km (0.094 R)
• M12: 6,332,328 km (0.052 R)
• M13: 7,477,051 km (0.114 R)
• M14: 7,721,644 km (0.117 R)
• M15: 8,843,628 km (0.041 R)
• M16: 9,071,316 km (0.036 R)
• M17: 9,633,804 km (0.119 R)
• M18: 10,622,496 km (0.044 R)
• M19: 13,209,492 km (0.085 R)
• M20: 13,567,330 km (0.118 R)
• M21: 13,993,086 km (0.03 R)
• M22: 16,875,537 km (0.089 R)
• M23: 17,226,344 km (0.067 R)
• M24: 19,664,491 km (0.051 R)
• M25: 22,407,816 km (0.051 R)
• M26: 29,441,011 km (0.09 R)
• M27: 31,404,333 km (0.078 R)
• M28: 33,343,271 km (0.035 R)

Asteroid Belt

Center: 15.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 18.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.3

Radius: 4.9

Gravity: 13.26 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 16.04 AU - 20 AU

Year: 28080 Days

Day: 21.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,363,456 km

• M1: 67,618 km (0.027 R)
• M2: 536,009 km (0.043 R)
• M3: 1,343,688 km (0.095 R)
• M4: 6,655,460 km (0.11 R)
• M5: 11,430,773 km (0.091 R)
• M6: 11,687,184 km (0.026 R)
• M7: 18,877,007 km (0.109 R)
• M8: 19,598,219 km (0.089 R)
• M9: 27,734,548 km (0.092 R)
• M10: 44,609,187 km (0.063 R)
• M11: 53,886,350 km (0.076 R)
• M12: 56,252,689 km (0.068 R)
• M13: 57,180,944 km (0.092 R)
• M14: 65,589,541 km (0.092 R)
• M15: 69,766,463 km (0.116 R)
• M16: 73,674,408 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.3

Radius: 7.3

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 19.29 AU - 20.37 AU

Year: 32416 Days

Day: 19.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,363,456 km

• M1: 91,105 km (0.077 R)
• M2: 514,617 km (0.109 R)
• M3: 855,999 km (0.098 R)
• M4: 1,168,060 km (0.092 R)
• M5: 1,438,832 km (0.071 R)
• M6: 1,678,189 km (0.045 R)
• M7: 1,944,324 km (0.056 R)
• M8: 2,562,761 km (0.085 R)
• M9: 3,163,097 km (0.092 R)
• M10: 4,285,979 km (0.093 R)
• M11: 4,567,971 km (0.068 R)
• M12: 5,130,010 km (0.066 R)
• M13: 6,713,504 km (0.109 R)
• M14: 10,116,855 km (0.119 R)
• M15: 14,601,500 km (0.103 R)
• M16: 15,079,914 km (0.071 R)
• M17: 16,663,707 km (0.118 R)
• M18: 17,186,103 km (0.119 R)
• M19: 23,240,927 km (0.119 R)
• M20: 29,303,530 km (0.031 R)
• M21: 33,103,615 km (0.108 R)
• M22: 35,334,718 km (0.11 R)
• M23: 36,779,085 km (0.039 R)
• M24: 39,018,565 km (0.05 R)
• M25: 41,189,380 km (0.06 R)
• M26: 45,263,678 km (0.084 R)
• M27: 46,280,046 km (0.084 R)
• M28: 48,358,260 km (0.058 R)
• M29: 61,734,105 km (0.104 R)
• M30: 74,526,966 km (0.073 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: 372 - 16,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit