🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.71 AU - 1.19 AU

Year: 353 Days

Day: 26.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.02 AU - 1.38 AU

Year: 501 Days

Day: 46.7 Hours

Environment

Temp: -35 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,104,853 km

• M1: 378,632 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.21 AU - 1.67 AU

Year: 658 Days

Day: 41.1 Hours

Environment

Temp: -43 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,104,853 km

• M1: 47,423 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.95 AU - 1.97 AU

Year: 1045 Days

Day: 18.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133

Radius: 11.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.64 AU - 5.9 AU

Year: 3967 Days

Day: 14.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,104,853 km

• M1: 149,149 km (0.101 R)
• M2: 1,111,961 km (0.116 R)
• M3: 1,554,920 km (0.065 R)
• M4: 2,270,596 km (0.063 R)
• M5: 2,809,897 km (0.053 R)
• M6: 3,770,465 km (0.099 R)
• M7: 4,570,664 km (0.087 R)
• M8: 5,802,153 km (0.081 R)
• M9: 6,482,973 km (0.074 R)
• M10: 7,054,587 km (0.085 R)
• M11: 8,358,931 km (0.072 R)
• M12: 8,817,149 km (0.12 R)
• M13: 9,195,931 km (0.102 R)
• M14: 10,467,513 km (0.092 R)
• M15: 11,402,948 km (0.044 R)
• M16: 12,393,286 km (0.093 R)
• M17: 13,071,114 km (0.114 R)
• M18: 14,241,568 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.8

Radius: 8.2

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.9 AU - 9.28 AU

Year: 8762 Days

Day: 7.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 102,104,853 km

• M1: 102,026 km (0.105 R)
• M2: 443,109 km (0.045 R)
• M3: 891,903 km (0.103 R)
• M4: 1,223,860 km (0.073 R)
• M5: 1,609,374 km (0.09 R)
• M6: 2,451,012 km (0.043 R)
• M7: 2,809,747 km (0.07 R)
• M8: 3,295,641 km (0.111 R)
• M9: 3,683,249 km (0.104 R)
• M10: 5,125,821 km (0.048 R)
• M11: 5,414,994 km (0.083 R)
• M12: 5,851,970 km (0.079 R)
• M13: 6,275,930 km (0.114 R)
• M14: 6,796,381 km (0.097 R)
• M15: 7,145,991 km (0.074 R)
• M16: 8,223,694 km (0.103 R)
• M17: 11,224,927 km (0.116 R)
• M18: 11,659,060 km (0.09 R)
• M19: 11,991,765 km (0.048 R)
• M20: 13,752,083 km (0.103 R)
• M21: 16,015,649 km (0.116 R)
• M22: 17,200,015 km (0.078 R)
• M23: 22,609,923 km (0.077 R)
• M24: 25,187,494 km (0.102 R)
• M25: 30,184,662 km (0.057 R)
• M26: 30,707,506 km (0.104 R)
• M27: 38,308,873 km (0.066 R)
• M28: 42,214,874 km (0.12 R)
• M29: 44,465,723 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.4

Radius: 6.2

Gravity: 16.76 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 12.77 AU - 20.65 AU

Year: 26011 Days

Day: 22.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 102,104,853 km

• M1: 135,536 km (0.108 R)
• M2: 376,687 km (0.039 R)
• M3: 594,652 km (0.117 R)
• M4: 1,228,947 km (0.065 R)
• M5: 1,637,049 km (0.043 R)
• M6: 1,843,495 km (0.045 R)
• M7: 3,095,778 km (0.074 R)
• M8: 3,565,516 km (0.096 R)
• M9: 4,322,331 km (0.096 R)
• M10: 5,261,357 km (0.108 R)
• M11: 7,845,511 km (0.119 R)
• M12: 8,273,061 km (0.119 R)
• M13: 8,548,022 km (0.049 R)
• M14: 8,772,419 km (0.1 R)
• M15: 9,409,856 km (0.118 R)
• M16: 23,343,252 km (0.107 R)
• M17: 24,226,777 km (0.092 R)
• M18: 24,676,767 km (0.099 R)
• M19: 25,362,075 km (0.06 R)
• M20: 29,106,809 km (0.102 R)
• M21: 30,129,759 km (0.047 R)
• M22: 32,518,837 km (0.111 R)
• M23: 41,071,497 km (0.102 R)
• M24: 43,339,401 km (0.086 R)
• M25: 45,860,574 km (0.099 R)
• M26: 50,459,212 km (0.051 R)
• M27: 51,008,835 km (0.062 R)
• M28: 53,626,648 km (0.098 R)
• M29: 68,738,576 km (0.071 R)
• M30: 71,236,561 km (0.119 R)
• M31: 79,338,932 km (0.1 R)
• M32: 86,455,751 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.6

Radius: 3.8

Gravity: 58.7 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 13.46 AU - 21.6 AU

Year: 27949 Days

Day: 24.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 102,104,853 km

• M1: 47,423 km (0.092 R)
• M2: 172,337 km (0.116 R)
• M3: 405,709 km (0.061 R)
• M4: 662,569 km (0.034 R)
• M5: 1,759,570 km (0.111 R)
• M6: 2,169,768 km (0.113 R)
• M7: 2,459,838 km (0.077 R)
• M8: 2,721,036 km (0.08 R)
• M9: 3,918,567 km (0.083 R)
• M10: 5,472,440 km (0.053 R)
• M11: 5,603,338 km (0.114 R)
• M12: 10,176,694 km (0.101 R)
• M13: 12,127,899 km (0.1 R)
• M14: 13,113,151 km (0.094 R)
• M15: 17,306,529 km (0.09 R)
• M16: 21,329,066 km (0.089 R)
• M17: 27,688,471 km (0.072 R)
• M18: 29,790,322 km (0.099 R)
• M19: 30,468,299 km (0.095 R)
• M20: 31,995,993 km (0.105 R)
• M21: 36,113,674 km (0.082 R)
• M22: 37,195,715 km (0.118 R)
• M23: 38,778,461 km (0.117 R)
• M24: 44,671,420 km (0.071 R)
• M25: 45,380,664 km (0.066 R)
• M26: 49,605,158 km (0.071 R)
• M27: 59,037,453 km (0.098 R)
• M28: 59,677,134 km (0.06 R)
• M29: 65,188,319 km (0.093 R)
• M30: 78,229,663 km (0.086 R)
• M31: 83,737,109 km (0.117 R)
• M32: 86,997,445 km (0.055 R)
• M33: 96,987,890 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 12,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit