🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.4 AU - 0.64 AU

Year: 141 Days

Day: 14.2 Hours

Environment

Temp: 197 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,075,360 km

• M1: 111,750 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.51 AU - 0.61 AU

Year: 157 Days

Day: 34.4 Hours

Environment

Temp: 168 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.51 AU - 0.75 AU

Year: 187 Days

Day: 27.1 Hours

Environment

Temp: 179 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,075,360 km

• M1: 27,676 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.51 AU - 1.93 AU

Year: 845 Days

Day: 28.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.51 AU - 3.71 AU

Year: 2055 Days

Day: 48 Hours

Environment

Temp: -120 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,075,360 km

• M1: 44,281 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.88 AU - 4.5 AU

Year: 3214 Days

Day: 41.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.4

Radius: 8.3

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.12 AU - 5.64 AU

Year: 4040 Days

Day: 6.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,075,360 km

• M1: 117,584 km (0.079 R)
• M2: 396,285 km (0.075 R)
• M3: 963,111 km (0.111 R)
• M4: 1,233,285 km (0.051 R)
• M5: 2,873,326 km (0.098 R)
• M6: 4,693,334 km (0.067 R)
• M7: 5,247,594 km (0.111 R)
• M8: 7,013,896 km (0.101 R)
• M9: 8,992,627 km (0.062 R)
• M10: 9,807,337 km (0.095 R)
• M11: 14,949,315 km (0.058 R)
• M12: 17,347,967 km (0.113 R)
• M13: 17,880,685 km (0.119 R)
• M14: 19,103,498 km (0.093 R)
• M15: 21,040,941 km (0.113 R)
• M16: 22,125,974 km (0.109 R)
• M17: 23,319,316 km (0.085 R)
• M18: 24,629,045 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.3

Radius: 8.8

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.57 AU - 12.81 AU

Year: 13098 Days

Day: 13.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,075,360 km

• M1: 109,805 km (0.115 R)
• M2: 734,526 km (0.062 R)
• M3: 1,049,130 km (0.078 R)
• M4: 1,873,414 km (0.078 R)
• M5: 2,169,917 km (0.09 R)
• M6: 3,077,378 km (0.116 R)
• M7: 3,575,389 km (0.06 R)
• M8: 4,374,691 km (0.06 R)
• M9: 6,998,188 km (0.065 R)
• M10: 7,307,856 km (0.071 R)
• M11: 8,002,588 km (0.076 R)
• M12: 8,791,268 km (0.058 R)
• M13: 10,989,160 km (0.054 R)
• M14: 13,126,016 km (0.106 R)
• M15: 14,151,360 km (0.097 R)
• M16: 14,791,639 km (0.097 R)
• M17: 15,302,965 km (0.092 R)
• M18: 18,537,570 km (0.096 R)
• M19: 19,651,475 km (0.05 R)
• M20: 21,451,437 km (0.112 R)
• M21: 27,180,587 km (0.106 R)
• M22: 30,923,974 km (0.112 R)
• M23: 49,824,618 km (0.038 R)
• M24: 54,179,262 km (0.091 R)
• M25: 60,247,850 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.6

Radius: 6

Gravity: 23.35 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.63 AU - 14.41 AU

Year: 15617 Days

Day: 24.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,075,360 km

• M1: 91,853 km (0.113 R)
• M2: 307,424 km (0.104 R)
• M3: 643,420 km (0.093 R)
• M4: 1,191,996 km (0.092 R)
• M5: 2,071,183 km (0.109 R)
• M6: 3,951,179 km (0.052 R)
• M7: 6,320,510 km (0.109 R)
• M8: 11,060,967 km (0.083 R)
• M9: 14,030,784 km (0.114 R)
• M10: 22,447,609 km (0.062 R)
• M11: 26,369,317 km (0.085 R)
• M12: 40,971,566 km (0.116 R)
• M13: 42,749,536 km (0.037 R)
• M14: 43,050,826 km (0.104 R)
• M15: 43,657,446 km (0.111 R)
• M16: 45,668,640 km (0.072 R)
• M17: 51,388,963 km (0.062 R)
• M18: 57,935,964 km (0.033 R)
• M19: 65,017,628 km (0.106 R)
• M20: 65,216,593 km (0.095 R)
• M21: 68,456,285 km (0.112 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 13,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit