🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.56 AU - 0.6 AU

Year: 160 Days

Day: 19.6 Hours

Environment

Temp: 209 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.49 AU - 0.81 AU

Year: 190 Days

Day: 37.6 Hours

Environment

Temp: 161 °C

Axial Tilt: 48.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.09 AU - 1.35 AU

Year: 487 Days

Day: 36 Hours

Environment

Temp: 8 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,939,052 km

• M1: 280,646 km (0.078 R)

Asteroid Belt

Center: 1.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.17 AU - 2.19 AU

Year: 1164 Days

Day: 41.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.23 AU - 2.49 AU

Year: 1311 Days

Day: 36.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.4

Radius: 11.4

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.33 AU - 8.01 AU

Year: 6943 Days

Day: 10.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,939,052 km

• M1: 142,118 km (0.119 R)
• M2: 533,017 km (0.1 R)
• M3: 1,926,073 km (0.088 R)
• M4: 3,832,249 km (0.104 R)
• M5: 5,883,834 km (0.102 R)
• M6: 7,184,288 km (0.091 R)
• M7: 10,673,060 km (0.109 R)
• M8: 11,696,010 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.9

Radius: 9.2

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.55 AU - 11.61 AU

Year: 11574 Days

Day: 7.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,939,052 km

• M1: 114,442 km (0.092 R)
• M2: 605,273 km (0.101 R)
• M3: 1,089,671 km (0.1 R)
• M4: 1,380,489 km (0.111 R)
• M5: 1,802,804 km (0.1 R)
• M6: 2,309,941 km (0.116 R)
• M7: 3,430,878 km (0.028 R)
• M8: 3,767,473 km (0.115 R)
• M9: 4,126,059 km (0.11 R)
• M10: 4,598,788 km (0.115 R)
• M11: 6,779,626 km (0.069 R)
• M12: 7,567,109 km (0.079 R)
• M13: 8,789,324 km (0.081 R)
• M14: 11,335,629 km (0.105 R)
• M15: 13,814,466 km (0.063 R)
• M16: 14,805,252 km (0.091 R)
• M17: 16,055,891 km (0.071 R)
• M18: 18,061,849 km (0.116 R)
• M19: 18,608,030 km (0.11 R)
• M20: 21,160,170 km (0.103 R)
• M21: 23,565,704 km (0.09 R)
• M22: 24,217,950 km (0.113 R)
• M23: 27,049,090 km (0.06 R)
• M24: 28,807,464 km (0.115 R)
• M25: 30,971,995 km (0.042 R)
• M26: 32,780,035 km (0.084 R)
• M27: 33,710,085 km (0.096 R)
• M28: 35,866,538 km (0.057 R)
• M29: 37,228,777 km (0.089 R)
• M30: 37,986,191 km (0.088 R)
• M31: 38,496,768 km (0.114 R)
• M32: 39,011,983 km (0.079 R)
• M33: 46,861,982 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.6

Radius: 14.3

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.9 AU - 14.18 AU

Year: 15109 Days

Day: 12.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 156.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,939,052 km

• M1: 178,171 km (0.118 R)
• M2: 778,956 km (0.077 R)
• M3: 1,492,538 km (0.083 R)
• M4: 2,305,602 km (0.104 R)
• M5: 3,041,774 km (0.038 R)
• M6: 3,506,724 km (0.086 R)
• M7: 4,019,545 km (0.114 R)
• M8: 6,103,892 km (0.08 R)
• M9: 6,807,601 km (0.055 R)
• M10: 8,084,718 km (0.079 R)
• M11: 8,780,497 km (0.118 R)
• M12: 10,637,755 km (0.082 R)
• M13: 12,225,587 km (0.071 R)
• M14: 14,036,619 km (0.104 R)
• M15: 14,750,799 km (0.067 R)
• M16: 15,715,406 km (0.083 R)
• M17: 17,039,945 km (0.076 R)
• M18: 19,381,751 km (0.102 R)
• M19: 27,245,662 km (0.095 R)
• M20: 28,583,964 km (0.068 R)
• M21: 29,848,814 km (0.084 R)
• M22: 32,366,846 km (0.088 R)
• M23: 33,614,342 km (0.09 R)
• M24: 38,371,704 km (0.115 R)
• M25: 39,206,012 km (0.059 R)
• M26: 40,623,302 km (0.075 R)
• M27: 41,344,663 km (0.07 R)
• M28: 42,074,551 km (0.112 R)
• M29: 54,777,953 km (0.096 R)
• M30: 56,907,329 km (0.108 R)
• M31: 60,765,608 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.5

Radius: 6.6

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 19.55 AU - 20.55 AU

Year: 32468 Days

Day: 15.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,939,052 km

• M1: 82,129 km (0.076 R)
• M2: 444,904 km (0.114 R)
• M3: 1,791,734 km (0.088 R)
• M4: 2,594,177 km (0.071 R)
• M5: 6,161,488 km (0.064 R)
• M6: 7,131,330 km (0.068 R)
• M7: 8,352,648 km (0.07 R)
• M8: 8,718,115 km (0.096 R)
• M9: 10,953,706 km (0.063 R)
• M10: 17,094,698 km (0.114 R)
• M11: 18,374,508 km (0.082 R)
• M12: 20,931,884 km (0.119 R)
• M13: 24,876,032 km (0.071 R)
• M14: 27,419,943 km (0.092 R)
• M15: 33,538,197 km (0.057 R)
• M16: 36,358,266 km (0.108 R)
• M17: 57,593,684 km (0.062 R)
• M18: 63,006,135 km (0.057 R)
• M19: 66,040,578 km (0.107 R)
• M20: 66,658,866 km (0.11 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 18,349 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit