🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.5 AU - 0.8 AU

Year: 184 Days

Day: 22.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 109,890,674 km

• M1: 253,718 km (0.044 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.75 AU - 0.81 AU

Year: 242 Days

Day: 43.3 Hours

Environment

Temp: 119 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 109,890,674 km

• M1: 288,873 km (0.116 R)
• M2: 388,954 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.85 AU - 0.95 AU

Year: 300 Days

Day: 39.4 Hours

Environment

Temp: 163 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.14 AU - 1.68 AU

Year: 588 Days

Day: 28.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 109,890,674 km

• M1: 1,012,030 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.77 AU - 2.55 AU

Year: 1116 Days

Day: 46.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,890,674 km

• M1: 765,941 km (0.031 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363

Radius: 9.4

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.99 AU - 7.87 AU

Year: 6412 Days

Day: 9.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 109,890,674 km

• M1: 116,986 km (0.105 R)
• M2: 639,381 km (0.077 R)
• M3: 1,306,737 km (0.028 R)
• M4: 1,668,315 km (0.102 R)
• M5: 2,876,617 km (0.095 R)
• M6: 3,882,663 km (0.052 R)
• M7: 4,321,134 km (0.095 R)
• M8: 4,766,936 km (0.102 R)
• M9: 5,242,957 km (0.095 R)
• M10: 6,798,625 km (0.079 R)
• M11: 8,300,438 km (0.05 R)
• M12: 10,441,333 km (0.107 R)
• M13: 15,552,793 km (0.105 R)
• M14: 19,228,712 km (0.086 R)
• M15: 26,090,916 km (0.109 R)
• M16: 26,577,408 km (0.077 R)
• M17: 27,485,018 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.7

Radius: 9.7

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 10.1 AU - 13.06 AU

Year: 13850 Days

Day: 12.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 109,890,674 km

• M1: 120,576 km (0.11 R)
• M2: 489,185 km (0.078 R)
• M3: 983,307 km (0.071 R)
• M4: 1,302,549 km (0.089 R)
• M5: 1,708,557 km (0.112 R)
• M6: 4,702,160 km (0.068 R)
• M7: 5,259,712 km (0.058 R)
• M8: 6,804,310 km (0.085 R)
• M9: 7,244,726 km (0.098 R)
• M10: 8,380,174 km (0.102 R)
• M11: 11,000,231 km (0.098 R)
• M12: 17,221,707 km (0.067 R)
• M13: 21,580,390 km (0.062 R)
• M14: 24,623,211 km (0.049 R)
• M15: 34,668,559 km (0.11 R)
• M16: 35,447,814 km (0.061 R)
• M17: 36,772,353 km (0.04 R)
• M18: 39,802,309 km (0.093 R)
• M19: 42,846,027 km (0.113 R)
• M20: 45,575,590 km (0.104 R)
• M21: 58,383,112 km (0.089 R)
• M22: 59,485,798 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.8

Radius: 14.8

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 10.04 AU - 14.1 AU

Year: 14738 Days

Day: 7.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 64.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 109,890,674 km

• M1: 184,155 km (0.061 R)
• M2: 901,626 km (0.082 R)
• M3: 1,484,011 km (0.103 R)
• M4: 2,605,995 km (0.11 R)
• M5: 4,586,072 km (0.118 R)
• M6: 6,627,934 km (0.109 R)
• M7: 7,981,196 km (0.06 R)
• M8: 8,471,129 km (0.104 R)
• M9: 9,364,976 km (0.039 R)
• M10: 10,373,116 km (0.101 R)
• M11: 11,452,315 km (0.094 R)
• M12: 12,784,634 km (0.097 R)
• M13: 13,644,822 km (0.101 R)
• M14: 14,153,604 km (0.094 R)
• M15: 16,245,730 km (0.108 R)
• M16: 17,035,607 km (0.081 R)
• M17: 18,383,035 km (0.114 R)
• M18: 21,036,602 km (0.114 R)
• M19: 22,852,571 km (0.046 R)
• M20: 24,771,163 km (0.047 R)
• M21: 28,101,810 km (0.085 R)
• M22: 29,240,549 km (0.048 R)
• M23: 30,194,834 km (0.093 R)
• M24: 31,499,477 km (0.109 R)
• M25: 35,758,977 km (0.064 R)
• M26: 37,095,934 km (0.094 R)
• M27: 39,099,797 km (0.111 R)
• M28: 41,174,869 km (0.077 R)
• M29: 50,817,649 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.3

Radius: 3.3

Gravity: 77.16 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 18.2 AU - 21.72 AU

Year: 31341 Days

Day: 19.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 109,890,674 km

• M1: 45,029 km (0.073 R)
• M2: 161,117 km (0.114 R)
• M3: 703,260 km (0.076 R)
• M4: 1,275,621 km (0.089 R)
• M5: 1,503,309 km (0.055 R)
• M6: 1,716,636 km (0.114 R)
• M7: 2,300,666 km (0.119 R)
• M8: 3,409,485 km (0.071 R)
• M9: 6,507,208 km (0.08 R)
• M10: 7,392,528 km (0.095 R)
• M11: 7,892,335 km (0.108 R)
• M12: 9,526,692 km (0.05 R)
• M13: 12,495,761 km (0.115 R)
• M14: 16,027,617 km (0.105 R)
• M15: 17,725,702 km (0.108 R)
• M16: 19,539,875 km (0.086 R)
• M17: 19,644,145 km (0.08 R)
• M18: 26,221,216 km (0.098 R)
• M19: 27,118,055 km (0.091 R)
• M20: 27,378,056 km (0.113 R)
• M21: 28,972,620 km (0.09 R)
• M22: 31,051,581 km (0.069 R)
• M23: 32,932,026 km (0.078 R)
• M24: 39,857,959 km (0.072 R)
• M25: 43,836,814 km (0.113 R)
• M26: 46,198,665 km (0.107 R)
• M27: 54,613,545 km (0.11 R)
• M28: 57,988,323 km (0.065 R)
• M29: 59,946,260 km (0.054 R)
• M30: 61,947,880 km (0.116 R)
• M31: 67,740,758 km (0.08 R)
• M32: 71,879,683 km (0.071 R)
• M33: 72,128,165 km (0.073 R)
• M34: 74,391,281 km (0.082 R)
• M35: 79,058,436 km (0.086 R)
• M36: 81,193,945 km (0.103 R)
• M37: 91,864,013 km (0.058 R)
• M38: 96,320,683 km (0.106 R)
• M39: 101,230,934 km (0.053 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 14,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit