🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.61 AU - 0.85 AU

Year: 217 Days

Day: 18 Hours

Environment

Temp: 179 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.08 AU - 1.54 AU

Year: 522 Days

Day: 26.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.54 AU - 1.84 AU

Year: 765 Days

Day: 14.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.2

Radius: 12

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.3 AU - 8.12 AU

Year: 7455 Days

Day: 7.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,377,114 km

• M1: 149,299 km (0.074 R)
• M2: 542,741 km (0.1 R)
• M3: 915,838 km (0.049 R)
• M4: 1,483,562 km (0.068 R)
• M5: 1,907,822 km (0.112 R)
• M6: 4,873,151 km (0.069 R)
• M7: 6,282,213 km (0.072 R)
• M8: 6,760,777 km (0.094 R)
• M9: 7,263,725 km (0.119 R)
• M10: 8,183,901 km (0.082 R)
• M11: 9,094,204 km (0.1 R)
• M12: 9,979,225 km (0.05 R)
• M13: 11,263,972 km (0.074 R)
• M14: 12,075,839 km (0.07 R)
• M15: 12,763,690 km (0.095 R)
• M16: 14,217,782 km (0.116 R)
• M17: 16,155,822 km (0.112 R)
• M18: 16,666,549 km (0.044 R)
• M19: 18,058,857 km (0.106 R)
• M20: 24,326,409 km (0.11 R)
• M21: 25,595,747 km (0.04 R)
• M22: 26,466,107 km (0.101 R)
• M23: 29,478,859 km (0.095 R)
• M24: 30,242,257 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.1

Radius: 13.1

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.53 AU - 9.19 AU

Year: 7674 Days

Day: 5.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,377,114 km

• M1: 162,912 km (0.045 R)
• M2: 719,416 km (0.098 R)
• M3: 1,277,865 km (0.117 R)
• M4: 2,739,287 km (0.095 R)
• M5: 3,520,636 km (0.053 R)
• M6: 4,558,098 km (0.039 R)
• M7: 5,462,716 km (0.034 R)
• M8: 6,776,484 km (0.12 R)
• M9: 8,291,312 km (0.094 R)
• M10: 9,638,441 km (0.103 R)
• M11: 11,336,377 km (0.07 R)
• M12: 12,935,578 km (0.094 R)
• M13: 14,245,607 km (0.099 R)
• M14: 16,306,617 km (0.096 R)
• M15: 16,989,531 km (0.078 R)
• M16: 17,691,594 km (0.076 R)
• M17: 19,228,712 km (0.106 R)
• M18: 23,159,396 km (0.118 R)
• M19: 26,835,913 km (0.085 R)
• M20: 29,259,249 km (0.044 R)
• M21: 33,000,393 km (0.028 R)
• M22: 34,649,260 km (0.08 R)
• M23: 40,418,801 km (0.119 R)
• M24: 41,041,278 km (0.11 R)
• M25: 42,305,380 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.8

Radius: 12.4

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 8.03 AU - 12.15 AU

Year: 11162 Days

Day: 9.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,377,114 km

• M1: 154,235 km (0.104 R)
• M2: 730,935 km (0.086 R)
• M3: 1,348,026 km (0.12 R)
• M4: 2,038,271 km (0.074 R)
• M5: 2,558,273 km (0.094 R)
• M6: 3,596,931 km (0.117 R)
• M7: 4,272,366 km (0.114 R)
• M8: 4,768,582 km (0.105 R)
• M9: 6,103,144 km (0.106 R)
• M10: 7,717,904 km (0.101 R)
• M11: 9,242,306 km (0.115 R)
• M12: 10,129,571 km (0.072 R)
• M13: 11,595,481 km (0.081 R)
• M14: 12,317,889 km (0.088 R)
• M15: 13,986,055 km (0.035 R)
• M16: 15,014,540 km (0.11 R)
• M17: 17,221,856 km (0.085 R)
• M18: 21,190,838 km (0.045 R)
• M19: 22,088,425 km (0.08 R)
• M20: 24,540,932 km (0.051 R)
• M21: 27,169,666 km (0.11 R)
• M22: 31,341,502 km (0.078 R)
• M23: 37,069,156 km (0.083 R)
• M24: 39,168,163 km (0.083 R)
• M25: 40,383,048 km (0.107 R)
• M26: 41,345,112 km (0.108 R)
• M27: 42,463,356 km (0.106 R)
• M28: 43,889,472 km (0.078 R)
• M29: 47,138,738 km (0.099 R)
• M30: 49,444,041 km (0.107 R)
• M31: 52,470,705 km (0.045 R)
• M32: 54,945,802 km (0.086 R)
• M33: 57,843,961 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.8

Radius: 10.4

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 9.41 AU - 12.43 AU

Year: 12567 Days

Day: 12.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 64,377,114 km

• M1: 129,402 km (0.098 R)
• M2: 621,430 km (0.095 R)
• M3: 1,040,304 km (0.106 R)
• M4: 1,479,523 km (0.042 R)
• M5: 1,844,691 km (0.083 R)
• M6: 2,517,283 km (0.059 R)
• M7: 3,771,512 km (0.044 R)
• M8: 5,011,828 km (0.108 R)
• M9: 6,892,273 km (0.11 R)
• M10: 7,796,443 km (0.104 R)
• M11: 8,366,859 km (0.107 R)
• M12: 10,558,767 km (0.095 R)
• M13: 10,985,121 km (0.107 R)
• M14: 12,043,975 km (0.067 R)
• M15: 12,568,764 km (0.066 R)
• M16: 13,539,206 km (0.089 R)
• M17: 14,106,630 km (0.078 R)
• M18: 14,493,640 km (0.071 R)
• M19: 15,154,563 km (0.033 R)
• M20: 16,894,536 km (0.117 R)
• M21: 17,775,518 km (0.115 R)
• M22: 19,232,452 km (0.081 R)
• M23: 21,184,854 km (0.089 R)
• M24: 21,863,878 km (0.046 R)
• M25: 22,209,001 km (0.067 R)
• M26: 24,913,431 km (0.12 R)
• M27: 25,670,097 km (0.111 R)
• M28: 26,637,546 km (0.11 R)
• M29: 28,337,427 km (0.063 R)
• M30: 28,954,369 km (0.116 R)
• M31: 29,370,700 km (0.081 R)
• M32: 30,108,666 km (0.119 R)
• M33: 32,397,064 km (0.113 R)
• M34: 34,448,799 km (0.111 R)
• M35: 36,706,979 km (0.103 R)
• M36: 40,600,563 km (0.077 R)
• M37: 42,178,820 km (0.116 R)
• M38: 44,622,502 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812

Radius: 13.4

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 9.97 AU - 13.83 AU

Year: 14296 Days

Day: 10.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,377,114 km

• M1: 198,367 km (0.069 R)
• M2: 657,632 km (0.102 R)
• M3: 1,099,395 km (0.104 R)
• M4: 1,684,622 km (0.108 R)
• M5: 4,276,106 km (0.081 R)
• M6: 5,940,083 km (0.054 R)
• M7: 7,537,489 km (0.107 R)
• M8: 8,241,197 km (0.1 R)
• M9: 8,886,263 km (0.103 R)
• M10: 9,889,317 km (0.113 R)
• M11: 10,733,498 km (0.086 R)
• M12: 15,843,013 km (0.029 R)
• M13: 19,049,643 km (0.104 R)
• M14: 23,735,797 km (0.109 R)
• M15: 24,635,777 km (0.046 R)
• M16: 30,637,794 km (0.119 R)
• M17: 37,147,395 km (0.077 R)
• M18: 46,046,075 km (0.095 R)
• M19: 46,664,662 km (0.12 R)
• M20: 55,742,261 km (0.092 R)
• M21: 56,621,597 km (0.088 R)
• M22: 57,688,978 km (0.095 R)
• M23: 58,588,809 km (0.061 R)
• M24: 61,717,798 km (0.078 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 13,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit