🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.09 AU - 1.41 AU

Year: 505 Days

Day: 31.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.47 AU - 1.61 AU

Year: 691 Days

Day: 47.7 Hours

Environment

Temp: -29 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,690,028 km

• M1: 46,076 km (0.102 R)
• M2: 311,164 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.64 AU - 1.9 AU

Year: 852 Days

Day: 47.7 Hours

Environment

Temp: -53 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,690,028 km

• M1: 35,155 km (0.113 R)
• M2: 179,966 km (0.049 R)

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.1

Radius: 14.4

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.06 AU - 5.64 AU

Year: 4475 Days

Day: 14.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,690,028 km

• M1: 179,517 km (0.098 R)
• M2: 715,676 km (0.073 R)
• M3: 1,568,534 km (0.065 R)
• M4: 2,045,003 km (0.112 R)
• M5: 2,686,030 km (0.119 R)
• M6: 3,223,984 km (0.11 R)
• M7: 3,706,138 km (0.109 R)
• M8: 4,213,424 km (0.084 R)
• M9: 5,703,718 km (0.093 R)
• M10: 6,231,350 km (0.073 R)
• M11: 8,945,504 km (0.087 R)
• M12: 9,458,026 km (0.066 R)
• M13: 12,082,870 km (0.073 R)
• M14: 13,006,787 km (0.115 R)
• M15: 17,301,143 km (0.038 R)
• M16: 18,412,057 km (0.027 R)
• M17: 19,114,120 km (0.088 R)
• M18: 19,833,835 km (0.036 R)
• M19: 22,031,129 km (0.047 R)
• M20: 23,262,319 km (0.08 R)
• M21: 24,007,616 km (0.072 R)
• M22: 25,861,582 km (0.104 R)
• M23: 26,500,365 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.6

Radius: 11.7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.98 AU - 6.2 AU

Year: 5435 Days

Day: 5.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,690,028 km

• M1: 155,283 km (0.03 R)
• M2: 579,991 km (0.076 R)
• M3: 1,235,080 km (0.107 R)
• M4: 1,605,484 km (0.091 R)
• M5: 2,345,695 km (0.101 R)
• M6: 3,777,197 km (0.099 R)
• M7: 5,399,286 km (0.114 R)
• M8: 8,189,586 km (0.072 R)
• M9: 8,620,428 km (0.049 R)
• M10: 9,570,374 km (0.114 R)
• M11: 11,053,637 km (0.098 R)
• M12: 11,678,208 km (0.071 R)
• M13: 13,050,619 km (0.114 R)
• M14: 27,598,414 km (0.103 R)
• M15: 30,485,952 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.1

Radius: 10.6

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.26 AU - 8.62 AU

Year: 8868 Days

Day: 13.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 27,690,028 km

• M1: 131,796 km (0.105 R)
• M2: 544,387 km (0.06 R)
• M3: 1,606,681 km (0.064 R)
• M4: 2,580,563 km (0.114 R)
• M5: 2,974,155 km (0.068 R)
• M6: 3,962,698 km (0.045 R)
• M7: 4,547,476 km (0.055 R)
• M8: 6,728,613 km (0.094 R)
• M9: 7,562,172 km (0.101 R)
• M10: 7,939,907 km (0.046 R)
• M11: 8,687,896 km (0.111 R)
• M12: 9,386,369 km (0.038 R)
• M13: 11,107,941 km (0.065 R)
• M14: 13,392,001 km (0.036 R)
• M15: 14,071,325 km (0.093 R)
• M16: 14,838,463 km (0.074 R)
• M17: 15,633,277 km (0.111 R)
• M18: 16,456,215 km (0.077 R)
• M19: 17,163,812 km (0.096 R)
• M20: 22,438,633 km (0.098 R)
• M21: 25,676,380 km (0.073 R)
• M22: 28,703,643 km (0.111 R)
• M23: 29,418,720 km (0.083 R)
• M24: 31,312,181 km (0.118 R)
• M25: 36,876,025 km (0.061 R)
• M26: 42,535,911 km (0.088 R)
• M27: 43,198,480 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.8

Radius: 10.5

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 10.25 AU - 11.21 AU

Year: 12711 Days

Day: 9.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,690,028 km

• M1: 130,599 km (0.084 R)
• M2: 2,498,135 km (0.045 R)
• M3: 2,950,369 km (0.091 R)
• M4: 3,406,194 km (0.063 R)
• M5: 4,459,961 km (0.115 R)
• M6: 6,627,186 km (0.067 R)
• M7: 7,033,045 km (0.111 R)
• M8: 12,480,502 km (0.116 R)
• M9: 13,101,034 km (0.042 R)
• M10: 17,493,526 km (0.063 R)
• M11: 18,989,954 km (0.113 R)
• M12: 19,727,920 km (0.087 R)
• M13: 22,416,493 km (0.097 R)
• M14: 24,755,605 km (0.051 R)
• M15: 34,765,797 km (0.096 R)
• M16: 35,869,829 km (0.086 R)
• M17: 37,377,926 km (0.101 R)
• M18: 42,155,782 km (0.06 R)
• M19: 44,690,718 km (0.115 R)
• M20: 52,742,375 km (0.067 R)
• M21: 53,873,185 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 30.4

Radius: 5.4

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 11.19 AU - 18.65 AU

Year: 20842 Days

Day: 21.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 27,690,028 km

• M1: 67,319 km (0.097 R)
• M2: 906,114 km (0.117 R)
• M3: 1,421,479 km (0.085 R)
• M4: 3,437,759 km (0.112 R)
• M5: 7,479,295 km (0.043 R)
• M6: 15,409,179 km (0.099 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 14,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit