🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.4 AU - 0.64 AU

Year: 139 Days

Day: 44.8 Hours

Environment

Temp: 219 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,627,572 km

• M1: 79,586 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.64 AU - 0.82 AU

Year: 231 Days

Day: 47.7 Hours

Environment

Temp: 147 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,627,572 km

• M1: 251,175 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.81 AU - 1.09 AU

Year: 343 Days

Day: 20.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 41,627,572 km

• M1: 124,017 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.17 AU - 1.55 AU

Year: 588 Days

Day: 37.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.08 AU - 4.06 AU

Year: 2502 Days

Day: 26.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,627,572 km

• M1: 2,665,236 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.7

Radius: 12.9

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.08 AU - 8.42 AU

Year: 7240 Days

Day: 9.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,627,572 km

• M1: 160,519 km (0.114 R)
• M2: 637,287 km (0.066 R)
• M3: 1,052,870 km (0.097 R)
• M4: 1,776,325 km (0.08 R)
• M5: 2,473,900 km (0.104 R)
• M6: 2,906,687 km (0.06 R)
• M7: 3,696,863 km (0.058 R)
• M8: 5,553,971 km (0.04 R)
• M9: 7,666,143 km (0.094 R)
• M10: 9,471,789 km (0.052 R)
• M11: 14,245,158 km (0.066 R)
• M12: 17,082,581 km (0.07 R)
• M13: 18,129,018 km (0.079 R)
• M14: 19,010,449 km (0.048 R)
• M15: 29,921,968 km (0.083 R)
• M16: 30,391,406 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.9

Radius: 14

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.17 AU - 9.45 AU

Year: 10535 Days

Day: 7.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,627,572 km

• M1: 181,612 km (0.115 R)
• M2: 641,027 km (0.081 R)
• M3: 1,111,363 km (0.108 R)
• M4: 1,623,286 km (0.113 R)
• M5: 2,259,227 km (0.047 R)
• M6: 3,348,748 km (0.099 R)
• M7: 3,960,903 km (0.102 R)
• M8: 4,734,473 km (0.095 R)
• M9: 7,152,723 km (0.072 R)
• M10: 8,130,794 km (0.118 R)
• M11: 8,608,011 km (0.083 R)
• M12: 10,054,922 km (0.077 R)
• M13: 11,496,297 km (0.115 R)
• M14: 12,266,726 km (0.07 R)
• M15: 13,189,147 km (0.098 R)
• M16: 16,032,404 km (0.035 R)
• M17: 16,715,916 km (0.057 R)
• M18: 20,034,895 km (0.076 R)
• M19: 23,421,043 km (0.088 R)
• M20: 24,035,142 km (0.101 R)
• M21: 33,466,689 km (0.111 R)
• M22: 37,604,566 km (0.1 R)
• M23: 38,084,476 km (0.098 R)
• M24: 38,568,425 km (0.099 R)
• M25: 42,979,917 km (0.083 R)
• M26: 44,299,669 km (0.114 R)
• M27: 44,969,569 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.4

Radius: 4.5

Gravity: 16.91 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 12.64 AU - 12.72 AU

Year: 16745 Days

Day: 24.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,627,572 km

• M1: 56,548 km (0.035 R)
• M2: 353,051 km (0.085 R)
• M3: 742,604 km (0.097 R)
• M4: 1,008,738 km (0.086 R)
• M5: 1,244,953 km (0.079 R)
• M6: 1,714,990 km (0.059 R)
• M7: 2,106,787 km (0.108 R)
• M8: 2,413,014 km (0.056 R)
• M9: 2,927,182 km (0.091 R)
• M10: 5,513,579 km (0.08 R)
• M11: 6,834,828 km (0.093 R)
• M12: 9,020,004 km (0.049 R)
• M13: 9,927,614 km (0.108 R)
• M14: 12,338,982 km (0.118 R)
• M15: 14,976,692 km (0.069 R)
• M16: 18,044,794 km (0.072 R)
• M17: 19,807,805 km (0.097 R)
• M18: 23,393,666 km (0.03 R)
• M19: 26,375,601 km (0.071 R)
• M20: 26,576,361 km (0.113 R)
• M21: 28,639,316 km (0.115 R)
• M22: 31,029,142 km (0.118 R)
• M23: 39,774,783 km (0.12 R)
• M24: 40,171,067 km (0.066 R)
• M25: 42,466,647 km (0.114 R)
• M26: 42,880,584 km (0.073 R)
• M27: 44,138,702 km (0.112 R)
• M28: 51,422,622 km (0.103 R)
• M29: 52,208,011 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.8

Radius: 6.1

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 13.64 AU - 15.2 AU

Year: 20307 Days

Day: 19.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,627,572 km

• M1: 78,090 km (0.111 R)
• M2: 930,648 km (0.112 R)
• M3: 1,121,086 km (0.112 R)
• M4: 1,767,349 km (0.116 R)
• M5: 2,046,948 km (0.12 R)
• M6: 3,265,572 km (0.078 R)
• M7: 4,557,200 km (0.071 R)
• M8: 5,784,501 km (0.04 R)
• M9: 7,650,136 km (0.061 R)
• M10: 8,394,535 km (0.084 R)
• M11: 9,461,018 km (0.106 R)
• M12: 12,968,939 km (0.108 R)
• M13: 16,709,633 km (0.058 R)
• M14: 17,675,736 km (0.091 R)
• M15: 19,718,495 km (0.096 R)
• M16: 21,111,850 km (0.081 R)
• M17: 23,070,086 km (0.088 R)
• M18: 24,440,851 km (0.109 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: 350 - 13,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit