🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.55 AU - 0.59 AU

Year: 282 Days

Day: 47.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.1

Radius: 11.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.2 AU - 1.32 AU

Year: 928 Days

Day: 9.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 32,917,491 km

• M1: 144,512 km (0.118 R)
• M2: 663,167 km (0.107 R)
• M3: 1,601,595 km (0.11 R)
• M4: 2,191,758 km (0.099 R)
• M5: 3,784,377 km (0.115 R)
• M6: 5,592,268 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.5

Radius: 10.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.36 AU - 1.84 AU

Year: 1328 Days

Day: 14.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,917,491 km

• M1: 130,898 km (0.12 R)
• M2: 524,041 km (0.034 R)
• M3: 889,808 km (0.095 R)
• M4: 1,304,194 km (0.099 R)
• M5: 1,629,420 km (0.112 R)
• M6: 1,988,754 km (0.085 R)
• M7: 2,461,334 km (0.071 R)
• M8: 2,966,227 km (0.104 R)
• M9: 3,310,451 km (0.055 R)
• M10: 4,201,905 km (0.1 R)
• M11: 4,790,124 km (0.091 R)
• M12: 5,390,460 km (0.082 R)
• M13: 7,036,934 km (0.109 R)
• M14: 8,390,346 km (0.094 R)
• M15: 9,173,641 km (0.084 R)
• M16: 9,909,961 km (0.058 R)
• M17: 10,851,830 km (0.119 R)
• M18: 11,500,486 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.1

Radius: 10.7

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.1 AU - 2.2 AU

Year: 2068 Days

Day: 13.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,917,491 km

• M1: 134,788 km (0.05 R)
• M2: 479,760 km (0.112 R)
• M3: 841,039 km (0.119 R)
• M4: 1,271,432 km (0.119 R)
• M5: 1,689,409 km (0.116 R)
• M6: 2,073,426 km (0.065 R)
• M7: 2,541,668 km (0.075 R)
• M8: 3,244,628 km (0.117 R)
• M9: 4,108,706 km (0.079 R)
• M10: 4,692,885 km (0.054 R)
• M11: 5,119,389 km (0.101 R)
• M12: 5,660,933 km (0.109 R)
• M13: 7,793,002 km (0.094 R)
• M14: 9,334,608 km (0.067 R)
• M15: 11,718,600 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.8

Radius: 9.4

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.93 AU - 2.69 AU

Year: 2303 Days

Day: 7.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,917,491 km

• M1: 116,836 km (0.094 R)
• M2: 466,745 km (0.085 R)
• M3: 863,329 km (0.114 R)
• M4: 1,397,394 km (0.095 R)
• M5: 1,707,809 km (0.072 R)
• M6: 2,016,131 km (0.049 R)
• M7: 4,262,941 km (0.034 R)
• M8: 7,754,406 km (0.104 R)
• M9: 8,447,343 km (0.083 R)
• M10: 9,010,579 km (0.101 R)
• M11: 9,776,520 km (0.091 R)
• M12: 10,434,900 km (0.107 R)
• M13: 14,270,590 km (0.041 R)
• M14: 14,831,582 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.1

Radius: 11.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.89 AU - 4.49 AU

Year: 4650 Days

Day: 5.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,917,491 km

• M1: 141,819 km (0.11 R)
• M2: 592,856 km (0.084 R)
• M3: 951,143 km (0.074 R)
• M4: 1,681,779 km (0.114 R)
• M5: 2,123,542 km (0.112 R)
• M6: 2,642,646 km (0.101 R)
• M7: 3,376,574 km (0.063 R)
• M8: 3,751,017 km (0.119 R)
• M9: 4,175,127 km (0.065 R)
• M10: 6,616,863 km (0.115 R)
• M11: 9,689,454 km (0.087 R)
• M12: 10,328,387 km (0.106 R)
• M13: 11,339,369 km (0.106 R)
• M14: 12,694,277 km (0.117 R)
• M15: 13,804,144 km (0.084 R)
• M16: 14,459,382 km (0.042 R)
• M17: 16,216,110 km (0.101 R)
• M18: 17,814,862 km (0.113 R)
• M19: 18,410,412 km (0.076 R)
• M20: 19,204,627 km (0.068 R)
• M21: 20,796,049 km (0.05 R)
• M22: 22,611,419 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.9

Radius: 7.5

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.56 AU - 9.1 AU

Year: 13019 Days

Day: 22.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,917,491 km

• M1: 96,939 km (0.11 R)
• M2: 363,822 km (0.038 R)
• M3: 644,019 km (0.113 R)
• M4: 1,189,153 km (0.065 R)
• M5: 1,769,444 km (0.094 R)
• M6: 2,055,325 km (0.09 R)
• M7: 2,372,173 km (0.065 R)
• M8: 3,372,385 km (0.11 R)
• M9: 3,837,933 km (0.096 R)
• M10: 10,459,883 km (0.095 R)
• M11: 11,017,584 km (0.095 R)
• M12: 11,448,725 km (0.098 R)
• M13: 11,941,052 km (0.119 R)
• M14: 12,967,742 km (0.084 R)
• M15: 13,233,278 km (0.081 R)
• M16: 32,622,957 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 18,107 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit