🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.47 AU - 0.57 AU

Year: 169 Days

Day: 16.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 61,270,191 km

• M1: 75,996 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.16 AU - 1.36 AU

Year: 636 Days

Day: 22.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,270,191 km

• M1: 452,384 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.83 AU - 2.19 AU

Year: 1281 Days

Day: 36.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.9

Radius: 14.8

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.54 AU - 4.1 AU

Year: 2720 Days

Day: 11 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,270,191 km

• M1: 184,454 km (0.059 R)
• M2: 660,325 km (0.064 R)
• M3: 1,139,637 km (0.074 R)
• M4: 1,808,339 km (0.086 R)
• M5: 2,308,445 km (0.06 R)
• M6: 2,855,225 km (0.076 R)
• M7: 4,255,910 km (0.084 R)
• M8: 5,371,162 km (0.099 R)
• M9: 5,997,977 km (0.117 R)
• M10: 7,309,352 km (0.119 R)
• M11: 8,017,249 km (0.084 R)
• M12: 9,043,490 km (0.09 R)
• M13: 10,193,001 km (0.106 R)
• M14: 10,920,345 km (0.097 R)
• M15: 13,222,956 km (0.076 R)
• M16: 14,182,177 km (0.104 R)
• M17: 14,702,928 km (0.101 R)
• M18: 15,632,529 km (0.087 R)
• M19: 17,232,927 km (0.11 R)
• M20: 17,717,474 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194

Radius: 10.1

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.23 AU - 5.53 AU

Year: 4847 Days

Day: 10.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,270,191 km

• M1: 125,662 km (0.065 R)
• M2: 576,999 km (0.077 R)
• M3: 981,661 km (0.116 R)
• M4: 1,416,991 km (0.077 R)
• M5: 6,355,217 km (0.095 R)
• M6: 10,495,039 km (0.113 R)
• M7: 15,151,721 km (0.109 R)
• M8: 18,287,592 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.8

Radius: 3

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 9.86 AU - 15.98 AU

Year: 20879 Days

Day: 24.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,270,191 km

• M1: 37,250 km (0.108 R)
• M2: 165,605 km (0.03 R)
• M3: 523,742 km (0.089 R)
• M4: 628,909 km (0.104 R)
• M5: 780,751 km (0.094 R)
• M6: 910,004 km (0.1 R)
• M7: 1,043,595 km (0.105 R)
• M8: 1,671,906 km (0.111 R)
• M9: 1,918,144 km (0.094 R)
• M10: 2,271,943 km (0.06 R)
• M11: 2,724,925 km (0.109 R)
• M12: 3,086,354 km (0.078 R)
• M13: 6,049,887 km (0.056 R)
• M14: 7,929,136 km (0.109 R)
• M15: 10,588,986 km (0.096 R)
• M16: 11,729,221 km (0.047 R)
• M17: 12,730,928 km (0.119 R)
• M18: 13,845,433 km (0.027 R)
• M19: 15,389,283 km (0.115 R)
• M20: 17,176,229 km (0.072 R)
• M21: 17,576,254 km (0.108 R)
• M22: 18,395,153 km (0.117 R)
• M23: 19,525,963 km (0.029 R)
• M24: 27,842,856 km (0.064 R)
• M25: 28,117,967 km (0.105 R)
• M26: 32,160,401 km (0.108 R)
• M27: 35,488,056 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.6

Radius: 4

Gravity: 18.1 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 12.26 AU - 14.68 AU

Year: 22226 Days

Day: 18.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,270,191 km

• M1: 50,863 km (0.092 R)
• M2: 554,410 km (0.118 R)
• M3: 794,664 km (0.039 R)
• M4: 1,379,292 km (0.074 R)
• M5: 2,249,802 km (0.108 R)
• M6: 2,585,650 km (0.109 R)
• M7: 4,269,074 km (0.041 R)
• M8: 5,517,618 km (0.104 R)
• M9: 6,205,170 km (0.099 R)
• M10: 9,960,077 km (0.093 R)
• M11: 12,880,676 km (0.101 R)
• M12: 16,401,163 km (0.073 R)
• M13: 18,380,193 km (0.057 R)
• M14: 19,555,284 km (0.117 R)
• M15: 20,868,903 km (0.088 R)
• M16: 25,980,513 km (0.062 R)
• M17: 30,694,641 km (0.043 R)
• M18: 33,435,573 km (0.063 R)
• M19: 34,052,365 km (0.08 R)
• M20: 39,398,245 km (0.114 R)
• M21: 50,574,552 km (0.057 R)
• M22: 52,207,862 km (0.106 R)
• M23: 54,893,592 km (0.095 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 10,713 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit