🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.53 AU - 0.77 AU

Year: 338 Days

Day: 15 Hours

Environment

Temp: -141 °C

Axial Tilt: 71.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712

Radius: 12.4

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.87 AU - 1.05 AU

Year: 607 Days

Day: 12.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,434,531 km

• M1: 156,629 km (0.118 R)
• M2: 620,981 km (0.108 R)
• M3: 1,061,696 km (0.057 R)
• M4: 1,595,312 km (0.111 R)
• M5: 2,044,554 km (0.099 R)
• M6: 2,484,970 km (0.072 R)
• M7: 3,119,714 km (0.079 R)
• M8: 3,561,327 km (0.075 R)
• M9: 3,958,808 km (0.085 R)
• M10: 4,431,987 km (0.086 R)
• M11: 5,950,854 km (0.069 R)
• M12: 6,473,997 km (0.101 R)
• M13: 6,943,585 km (0.096 R)
• M14: 7,502,034 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.5

Radius: 8.6

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.86 AU - 1.14 AU

Year: 646 Days

Day: 6.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,434,531 km

• M1: 107,561 km (0.086 R)
• M2: 402,269 km (0.104 R)
• M3: 687,851 km (0.108 R)
• M4: 957,277 km (0.09 R)
• M5: 1,496,278 km (0.08 R)
• M6: 1,865,485 km (0.101 R)
• M7: 2,176,649 km (0.108 R)
• M8: 2,928,977 km (0.067 R)
• M9: 3,300,428 km (0.12 R)
• M10: 3,887,450 km (0.036 R)
• M11: 4,368,258 km (0.093 R)
• M12: 4,655,785 km (0.095 R)
• M13: 4,973,082 km (0.087 R)
• M14: 5,726,008 km (0.092 R)
• M15: 6,782,019 km (0.04 R)
• M16: 7,479,594 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.3

Radius: 9.3

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.08 AU - 1.28 AU

Year: 828 Days

Day: 12.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,434,531 km

• M1: 116,537 km (0.037 R)
• M2: 420,071 km (0.081 R)
• M3: 709,244 km (0.116 R)
• M4: 1,017,565 km (0.077 R)
• M5: 1,445,115 km (0.037 R)
• M6: 2,320,562 km (0.113 R)
• M7: 2,731,059 km (0.109 R)
• M8: 3,058,678 km (0.097 R)
• M9: 4,130,098 km (0.064 R)
• M10: 4,425,853 km (0.025 R)
• M11: 4,863,876 km (0.09 R)
• M12: 5,417,088 km (0.029 R)
• M13: 5,918,840 km (0.077 R)
• M14: 6,850,834 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.9

Radius: 9.9

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.43 AU - 1.61 AU

Year: 1210 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,434,531 km

• M1: 123,568 km (0.047 R)
• M2: 557,701 km (0.116 R)
• M3: 1,164,320 km (0.101 R)
• M4: 1,490,294 km (0.075 R)
• M5: 1,830,629 km (0.097 R)
• M6: 2,244,866 km (0.087 R)
• M7: 2,563,210 km (0.033 R)
• M8: 2,898,908 km (0.069 R)
• M9: 3,941,455 km (0.096 R)
• M10: 4,322,481 km (0.1 R)
• M11: 4,655,785 km (0.08 R)
• M12: 5,217,076 km (0.032 R)
• M13: 5,595,409 km (0.112 R)
• M14: 5,949,507 km (0.092 R)
• M15: 6,452,306 km (0.099 R)
• M16: 7,593,438 km (0.059 R)
• M17: 8,836,148 km (0.084 R)
• M18: 9,317,404 km (0.118 R)
• M19: 10,087,384 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.7

Radius: 13.1

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.87 AU - 2.73 AU

Year: 2252 Days

Day: 12 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 51,434,531 km

• M1: 171,589 km (0.033 R)
• M2: 1,311,525 km (0.076 R)
• M3: 2,152,863 km (0.092 R)
• M4: 2,923,741 km (0.083 R)
• M5: 5,437,733 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.2

Radius: 14

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.7 AU - 5.66 AU

Year: 7612 Days

Day: 9 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,434,531 km

• M1: 174,132 km (0.109 R)
• M2: 647,609 km (0.083 R)
• M3: 1,679,386 km (0.111 R)
• M4: 2,476,443 km (0.084 R)
• M5: 3,038,034 km (0.095 R)
• M6: 3,684,296 km (0.093 R)
• M7: 5,445,961 km (0.118 R)
• M8: 6,084,744 km (0.081 R)
• M9: 7,352,735 km (0.061 R)
• M10: 8,007,376 km (0.1 R)
• M11: 8,656,182 km (0.105 R)
• M12: 11,076,077 km (0.12 R)
• M13: 12,048,613 km (0.119 R)
• M14: 14,225,860 km (0.119 R)
• M15: 15,838,226 km (0.089 R)
• M16: 18,003,206 km (0.072 R)
• M17: 18,741,771 km (0.082 R)
• M18: 19,809,900 km (0.085 R)
• M19: 29,557,098 km (0.042 R)
• M20: 40,312,886 km (0.082 R)
• M21: 41,833,848 km (0.043 R)
• M22: 44,855,276 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.3

Radius: 10

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.02 AU - 6.9 AU

Year: 9395 Days

Day: 6 Hours

Environment

Temp: -214 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,434,531 km

• M1: 153,637 km (0.108 R)
• M2: 602,281 km (0.086 R)
• M3: 1,200,373 km (0.114 R)
• M4: 1,641,687 km (0.08 R)
• M5: 4,710,538 km (0.065 R)
• M6: 7,290,951 km (0.094 R)
• M7: 8,806,976 km (0.097 R)
• M8: 10,146,625 km (0.114 R)
• M9: 10,865,144 km (0.088 R)
• M10: 12,498,752 km (0.112 R)
• M11: 13,574,212 km (0.1 R)
• M12: 15,964,486 km (0.087 R)
• M13: 17,705,656 km (0.111 R)

Asteroid Belt

Center: 6.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.6

Radius: 4.4

Gravity: 35.98 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.11 AU - 7.15 AU

Year: 11023 Days

Day: 16.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,434,531 km

• M1: 63,280 km (0.074 R)
• M2: 221,255 km (0.06 R)
• M3: 418,425 km (0.081 R)
• M4: 886,816 km (0.07 R)
• M5: 1,469,949 km (0.117 R)
• M6: 2,471,955 km (0.069 R)
• M7: 5,526,445 km (0.069 R)
• M8: 7,072,688 km (0.117 R)
• M9: 7,489,468 km (0.106 R)
• M10: 9,370,960 km (0.111 R)
• M11: 13,335,154 km (0.109 R)
• M12: 13,970,496 km (0.12 R)
• M13: 18,835,419 km (0.069 R)
• M14: 21,214,474 km (0.114 R)
• M15: 22,877,404 km (0.101 R)
• M16: 23,147,578 km (0.069 R)
• M17: 23,694,508 km (0.114 R)
• M18: 24,625,156 km (0.053 R)
• M19: 27,971,361 km (0.047 R)
• M20: 37,510,619 km (0.073 R)
• M21: 38,773,075 km (0.073 R)
• M22: 45,512,310 km (0.082 R)
• M23: 47,970,203 km (0.044 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 14,000 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit