🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.48 AU - 0.74 AU

Year: 313 Days

Day: 12.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,857,877 km

• M1: 35,155 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.9

Radius: 10.3

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.58 AU - 0.92 AU

Year: 426 Days

Day: 14.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 19,857,877 km

• M1: 128,205 km (0.113 R)
• M2: 483,650 km (0.074 R)
• M3: 1,018,462 km (0.066 R)
• M4: 1,341,893 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.2

Radius: 13.8

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.84 AU - 0.88 AU

Year: 523 Days

Day: 10.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,857,877 km

• M1: 171,738 km (0.098 R)
• M2: 663,018 km (0.119 R)
• M3: 1,128,417 km (0.041 R)
• M4: 1,719,179 km (0.093 R)
• M5: 2,156,603 km (0.068 R)
• M6: 2,821,416 km (0.061 R)
• M7: 3,375,826 km (0.118 R)
• M8: 3,862,916 km (0.071 R)
• M9: 4,580,687 km (0.111 R)
• M10: 5,722,867 km (0.073 R)
• M11: 6,303,157 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.3

Radius: 10.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.97 AU - 1.01 AU

Year: 646 Days

Day: 7.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,857,877 km

• M1: 132,693 km (0.086 R)
• M2: 502,350 km (0.09 R)
• M3: 857,794 km (0.092 R)
• M4: 1,623,735 km (0.105 R)
• M5: 1,971,102 km (0.081 R)
• M6: 2,388,330 km (0.05 R)
• M7: 2,786,410 km (0.096 R)
• M8: 3,544,722 km (0.111 R)
• M9: 4,108,706 km (0.068 R)
• M10: 5,024,394 km (0.103 R)
• M11: 6,575,874 km (0.116 R)
• M12: 7,087,498 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.6

Radius: 10

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.97 AU - 1.53 AU

Year: 917 Days

Day: 7.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,857,877 km

• M1: 124,316 km (0.111 R)
• M2: 483,650 km (0.11 R)
• M3: 830,867 km (0.087 R)
• M4: 1,189,752 km (0.071 R)
• M5: 1,848,282 km (0.12 R)
• M6: 2,508,607 km (0.086 R)
• M7: 3,047,907 km (0.059 R)
• M8: 4,030,765 km (0.061 R)
• M9: 4,604,024 km (0.117 R)
• M10: 5,033,370 km (0.094 R)
• M11: 5,433,095 km (0.081 R)
• M12: 5,952,798 km (0.101 R)
• M13: 7,807,662 km (0.115 R)
• M14: 8,146,651 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.4

Radius: 10.2

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.23 AU - 1.93 AU

Year: 1303 Days

Day: 11.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,857,877 km

• M1: 126,859 km (0.087 R)
• M2: 775,216 km (0.105 R)
• M3: 1,253,929 km (0.11 R)
• M4: 1,590,674 km (0.12 R)
• M5: 2,007,603 km (0.063 R)
• M6: 2,378,157 km (0.087 R)
• M7: 2,770,553 km (0.037 R)
• M8: 3,312,097 km (0.055 R)
• M9: 4,153,136 km (0.089 R)
• M10: 4,811,965 km (0.108 R)
• M11: 5,444,315 km (0.063 R)
• M12: 6,090,429 km (0.066 R)
• M13: 7,165,738 km (0.119 R)
• M14: 8,515,410 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172

Radius: 8.2

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.28 AU - 1.96 AU

Year: 1353 Days

Day: 14.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,857,877 km

• M1: 102,026 km (0.096 R)
• M2: 468,989 km (0.086 R)
• M3: 939,774 km (0.067 R)
• M4: 1,652,757 km (0.115 R)
• M5: 2,272,242 km (0.041 R)
• M6: 2,542,865 km (0.093 R)
• M7: 2,823,361 km (0.102 R)
• M8: 3,087,251 km (0.077 R)
• M9: 4,159,868 km (0.118 R)
• M10: 5,228,595 km (0.104 R)
• M11: 6,029,841 km (0.081 R)
• M12: 7,573,991 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.1

Radius: 9.8

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.16 AU - 2.54 AU

Year: 2363 Days

Day: 7.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 19,857,877 km

• M1: 121,922 km (0.112 R)
• M2: 545,883 km (0.089 R)
• M3: 911,350 km (0.081 R)
• M4: 1,230,742 km (0.09 R)
• M5: 1,626,278 km (0.079 R)
• M6: 2,017,926 km (0.103 R)
• M7: 2,472,404 km (0.109 R)
• M8: 3,127,194 km (0.083 R)
• M9: 3,514,054 km (0.096 R)
• M10: 4,052,756 km (0.072 R)
• M11: 4,848,317 km (0.117 R)
• M12: 6,057,667 km (0.108 R)
• M13: 6,493,296 km (0.093 R)
• M14: 9,096,897 km (0.108 R)
• M15: 10,075,865 km (0.104 R)
• M16: 10,884,741 km (0.044 R)
• M17: 12,114,436 km (0.109 R)
• M18: 13,479,965 km (0.086 R)
• M19: 15,092,630 km (0.096 R)
• M20: 17,043,087 km (0.077 R)
• M21: 18,925,627 km (0.032 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: 490 - 11,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit