🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.79 AU - 0.97 AU

Year: 290 Days

Day: 27.4 Hours

Environment

Temp: 104 °C

Axial Tilt: 49.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.03 AU - 1.47 AU

Year: 491 Days

Day: 28.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.32 AU - 1.76 AU

Year: 672 Days

Day: 22 Hours

Environment

Temp: 2 °C

Axial Tilt: 30 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.58 AU - 2.48 AU

Year: 1017 Days

Day: 40.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.13 AU - 2.49 AU

Year: 1234 Days

Day: 36.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,745,704 km

• M1: 28,872 km (0.065 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.3 AU - 3.6 AU

Year: 1781 Days

Day: 16.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.89 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.7

Radius: 8.1

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.12 AU - 8.53 AU

Year: 6260 Days

Day: 7.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,745,704 km

• M1: 101,427 km (0.12 R)
• M2: 1,380,190 km (0.1 R)
• M3: 2,927,630 km (0.078 R)
• M4: 3,261,533 km (0.069 R)
• M5: 3,644,055 km (0.082 R)
• M6: 3,931,881 km (0.119 R)
• M7: 4,553,310 km (0.03 R)
• M8: 7,326,855 km (0.12 R)
• M9: 8,596,941 km (0.089 R)
• M10: 9,196,529 km (0.093 R)
• M11: 9,823,494 km (0.104 R)
• M12: 10,383,439 km (0.115 R)
• M13: 13,281,449 km (0.028 R)
• M14: 15,097,866 km (0.108 R)
• M15: 19,216,146 km (0.1 R)
• M16: 21,222,702 km (0.113 R)
• M17: 22,157,988 km (0.109 R)
• M18: 29,487,535 km (0.109 R)
• M19: 30,065,731 km (0.093 R)
• M20: 30,848,128 km (0.102 R)
• M21: 33,589,509 km (0.075 R)
• M22: 37,604,118 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.6

Radius: 13.4

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.99 AU - 8.23 AU

Year: 6663 Days

Day: 7.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,745,704 km

• M1: 170,691 km (0.084 R)
• M2: 731,384 km (0.05 R)
• M3: 1,801,308 km (0.107 R)
• M4: 2,274,336 km (0.067 R)
• M5: 3,082,015 km (0.117 R)
• M6: 3,609,049 km (0.107 R)
• M7: 5,899,841 km (0.103 R)
• M8: 6,348,784 km (0.037 R)
• M9: 7,722,092 km (0.106 R)
• M10: 8,143,061 km (0.049 R)
• M11: 9,938,983 km (0.12 R)
• M12: 10,670,517 km (0.073 R)
• M13: 12,499,949 km (0.083 R)
• M14: 12,974,923 km (0.119 R)
• M15: 14,762,318 km (0.118 R)
• M16: 16,772,165 km (0.075 R)
• M17: 22,391,809 km (0.096 R)
• M18: 28,424,044 km (0.117 R)
• M19: 28,879,271 km (0.092 R)
• M20: 30,463,811 km (0.098 R)
• M21: 31,811,538 km (0.075 R)
• M22: 34,522,551 km (0.096 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.9

Radius: 11

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 11.99 AU - 13.73 AU

Year: 16208 Days

Day: 7.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,745,704 km

• M1: 136,732 km (0.087 R)
• M2: 519,553 km (0.119 R)
• M3: 953,238 km (0.076 R)
• M4: 1,707,809 km (0.087 R)
• M5: 2,283,312 km (0.092 R)
• M6: 4,020,742 km (0.093 R)
• M7: 4,528,028 km (0.073 R)
• M8: 4,944,509 km (0.111 R)
• M9: 6,914,414 km (0.094 R)
• M10: 8,190,483 km (0.099 R)
• M11: 8,713,478 km (0.062 R)
• M12: 9,932,102 km (0.114 R)
• M13: 11,788,911 km (0.103 R)
• M14: 12,210,777 km (0.078 R)
• M15: 12,767,879 km (0.077 R)
• M16: 15,884,751 km (0.08 R)
• M17: 16,325,616 km (0.074 R)
• M18: 16,850,106 km (0.105 R)
• M19: 17,463,457 km (0.07 R)
• M20: 18,250,940 km (0.095 R)
• M21: 20,495,357 km (0.076 R)
• M22: 28,756,451 km (0.102 R)
• M23: 29,411,839 km (0.097 R)
• M24: 30,301,198 km (0.073 R)
• M25: 32,957,907 km (0.07 R)
• M26: 34,771,931 km (0.079 R)
• M27: 35,891,820 km (0.117 R)
• M28: 41,576,240 km (0.101 R)
• M29: 43,549,137 km (0.097 R)
• M30: 47,377,646 km (0.073 R)
• M31: 51,745,305 km (0.105 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 16,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit