🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.44 AU - 0.6 AU

Year: 136 Days

Day: 46.1 Hours

Environment

Temp: 169 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,519,164 km

• M1: 394,938 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.57 AU - 0.65 AU

Year: 173 Days

Day: 31 Hours

Environment

Temp: 199 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,519,164 km

• M1: 39,643 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.68 AU - 2.22 AU

Year: 990 Days

Day: 39.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.33 AU - 2.89 AU

Year: 1532 Days

Day: 13.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.36 AU - 3 AU

Year: 1595 Days

Day: 38.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.62 AU - 4.56 AU

Year: 3006 Days

Day: 40.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.2

Radius: 9.6

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.51 AU - 6.97 AU

Year: 6359 Days

Day: 11.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,519,164 km

• M1: 119,379 km (0.108 R)
• M2: 433,834 km (0.106 R)
• M3: 742,753 km (0.049 R)
• M4: 1,175,091 km (0.092 R)
• M5: 1,592,469 km (0.11 R)
• M6: 2,043,357 km (0.092 R)
• M7: 2,378,307 km (0.067 R)
• M8: 2,970,715 km (0.07 R)
• M9: 3,926,944 km (0.047 R)
• M10: 4,314,253 km (0.065 R)
• M11: 4,812,713 km (0.095 R)
• M12: 5,226,650 km (0.066 R)
• M13: 6,092,224 km (0.109 R)
• M14: 6,506,311 km (0.114 R)
• M15: 8,779,301 km (0.083 R)
• M16: 13,511,380 km (0.068 R)
• M17: 16,614,788 km (0.096 R)
• M18: 17,084,077 km (0.082 R)
• M19: 18,331,723 km (0.07 R)
• M20: 18,688,813 km (0.036 R)
• M21: 20,467,981 km (0.063 R)
• M22: 21,319,941 km (0.082 R)
• M23: 25,316,747 km (0.057 R)
• M24: 25,938,476 km (0.1 R)
• M25: 29,688,595 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.5

Radius: 8.3

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 9.3 AU - 12.88 AU

Year: 13422 Days

Day: 7.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,519,164 km

• M1: 103,223 km (0.113 R)
• M2: 635,342 km (0.103 R)
• M3: 1,131,558 km (0.049 R)
• M4: 1,519,765 km (0.104 R)
• M5: 1,821,354 km (0.069 R)
• M6: 2,414,210 km (0.073 R)
• M7: 7,902,657 km (0.083 R)
• M8: 8,504,639 km (0.09 R)
• M9: 9,751,388 km (0.096 R)
• M10: 10,853,924 km (0.101 R)
• M11: 11,221,635 km (0.066 R)
• M12: 12,261,640 km (0.062 R)
• M13: 14,469,106 km (0.059 R)
• M14: 15,699,848 km (0.117 R)
• M15: 19,965,481 km (0.113 R)
• M16: 24,674,224 km (0.083 R)
• M17: 26,615,705 km (0.095 R)
• M18: 28,956,613 km (0.075 R)
• M19: 37,508,525 km (0.074 R)
• M20: 44,725,874 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.6

Radius: 15

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 9.48 AU - 13.36 AU

Year: 14026 Days

Day: 12 Hours

Environment

Temp: -170 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,519,164 km

• M1: 187,446 km (0.074 R)
• M2: 700,118 km (0.075 R)
• M3: 2,208,214 km (0.066 R)
• M4: 2,877,515 km (0.058 R)
• M5: 3,442,995 km (0.052 R)
• M6: 3,979,303 km (0.113 R)
• M7: 5,603,188 km (0.114 R)
• M8: 6,385,585 km (0.101 R)
• M9: 6,859,362 km (0.11 R)
• M10: 10,867,687 km (0.106 R)
• M11: 15,113,424 km (0.079 R)
• M12: 18,176,590 km (0.112 R)
• M13: 19,586,400 km (0.094 R)
• M14: 23,730,860 km (0.113 R)
• M15: 24,784,926 km (0.105 R)
• M16: 27,844,801 km (0.113 R)
• M17: 30,019,506 km (0.04 R)
• M18: 34,371,158 km (0.105 R)
• M19: 36,523,572 km (0.085 R)
• M20: 38,524,444 km (0.083 R)
• M21: 40,970,818 km (0.091 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 15,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit