🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.45 AU - 0.63 AU

Year: 139 Days

Day: 25.7 Hours

Environment

Temp: 261 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.45 AU - 1.59 AU

Year: 656 Days

Day: 41.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.22 AU - 1.92 AU

Year: 688 Days

Day: 24.5 Hours

Environment

Temp: -14 °C

Axial Tilt: 42.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,100,639 km

• M1: 115,340 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.31 AU - 2.65 AU

Year: 1366 Days

Day: 13.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,100,639 km

• M1: 1,089,521 km (0.067 R)
• M2: 2,448,768 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.45 AU - 3.55 AU

Year: 1818 Days

Day: 35.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.1

Radius: 10

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 9.07 AU - 13.25 AU

Year: 13043 Days

Day: 10.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 89,100,639 km

• M1: 219,011 km (0.111 R)
• M2: 603,927 km (0.114 R)
• M3: 971,788 km (0.029 R)
• M4: 1,299,856 km (0.12 R)
• M5: 1,935,497 km (0.103 R)
• M6: 3,116,124 km (0.068 R)
• M7: 3,961,352 km (0.05 R)
• M8: 5,189,999 km (0.046 R)
• M9: 6,139,796 km (0.055 R)
• M10: 7,030,651 km (0.067 R)
• M11: 8,429,092 km (0.044 R)
• M12: 9,476,427 km (0.101 R)
• M13: 12,009,567 km (0.063 R)
• M14: 12,945,751 km (0.102 R)
• M15: 14,892,767 km (0.049 R)
• M16: 15,247,314 km (0.118 R)
• M17: 15,826,108 km (0.118 R)
• M18: 17,729,592 km (0.089 R)
• M19: 20,123,606 km (0.106 R)
• M20: 24,155,119 km (0.067 R)
• M21: 27,299,068 km (0.086 R)
• M22: 29,134,185 km (0.103 R)
• M23: 29,689,193 km (0.103 R)
• M24: 36,910,731 km (0.046 R)
• M25: 37,822,830 km (0.106 R)
• M26: 40,787,111 km (0.116 R)
• M27: 43,037,811 km (0.06 R)
• M28: 44,048,046 km (0.071 R)
• M29: 44,485,769 km (0.083 R)
• M30: 49,809,957 km (0.086 R)
• M31: 50,285,080 km (0.084 R)
• M32: 56,741,126 km (0.026 R)
• M33: 59,187,201 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.6

Radius: 14.2

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.81 AU - 13.69 AU

Year: 13201 Days

Day: 8.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,100,639 km

• M1: 176,974 km (0.032 R)
• M2: 660,175 km (0.12 R)
• M3: 1,162,226 km (0.071 R)
• M4: 1,847,833 km (0.082 R)
• M5: 2,794,638 km (0.075 R)
• M6: 3,490,567 km (0.103 R)
• M7: 4,906,960 km (0.069 R)
• M8: 5,924,824 km (0.042 R)
• M9: 6,445,873 km (0.082 R)
• M10: 7,928,538 km (0.111 R)
• M11: 8,470,231 km (0.11 R)
• M12: 8,988,289 km (0.106 R)
• M13: 10,725,719 km (0.117 R)
• M14: 13,294,164 km (0.067 R)
• M15: 14,125,779 km (0.106 R)
• M16: 16,610,450 km (0.081 R)
• M17: 18,735,039 km (0.08 R)
• M18: 19,535,986 km (0.117 R)
• M19: 24,074,636 km (0.076 R)
• M20: 30,133,200 km (0.079 R)
• M21: 33,746,886 km (0.068 R)
• M22: 37,137,821 km (0.104 R)
• M23: 40,749,712 km (0.111 R)
• M24: 53,139,856 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.3

Radius: 4.1

Gravity: 25.42 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 11.52 AU - 17.16 AU

Year: 18998 Days

Day: 22.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 89,100,639 km

• M1: 51,761 km (0.089 R)
• M2: 226,940 km (0.065 R)
• M3: 657,632 km (0.119 R)
• M4: 940,671 km (0.057 R)
• M5: 1,079,648 km (0.09 R)
• M6: 1,232,387 km (0.118 R)
• M7: 2,518,181 km (0.114 R)
• M8: 2,673,763 km (0.093 R)
• M9: 4,098,533 km (0.089 R)
• M10: 4,251,871 km (0.097 R)
• M11: 4,505,140 km (0.104 R)
• M12: 4,869,710 km (0.105 R)
• M13: 5,924,973 km (0.1 R)
• M14: 8,377,630 km (0.057 R)
• M15: 8,826,274 km (0.066 R)
• M16: 10,494,590 km (0.1 R)
• M17: 11,432,868 km (0.107 R)
• M18: 12,747,235 km (0.086 R)
• M19: 13,407,260 km (0.113 R)
• M20: 14,510,096 km (0.106 R)
• M21: 19,528,207 km (0.117 R)
• M22: 22,803,503 km (0.077 R)
• M23: 24,570,702 km (0.11 R)
• M24: 27,281,116 km (0.092 R)
• M25: 30,300,002 km (0.081 R)
• M26: 32,310,597 km (0.099 R)
• M27: 34,282,746 km (0.059 R)
• M28: 36,333,433 km (0.098 R)
• M29: 36,858,671 km (0.116 R)
• M30: 39,977,189 km (0.076 R)
• M31: 44,302,961 km (0.111 R)
• M32: 46,424,258 km (0.081 R)
• M33: 49,089,943 km (0.099 R)
• M34: 50,868,063 km (0.106 R)
• M35: 53,361,411 km (0.076 R)
• M36: 54,723,948 km (0.047 R)
• M37: 56,284,254 km (0.119 R)
• M38: 59,311,965 km (0.117 R)
• M39: 59,493,428 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.6

Radius: 6.2

Gravity: 22.96 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 13.49 AU - 18.45 AU

Year: 22327 Days

Day: 20 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 89,100,639 km

• M1: 77,492 km (0.112 R)
• M2: 300,991 km (0.084 R)
• M3: 562,488 km (0.08 R)
• M4: 878,289 km (0.096 R)
• M5: 1,338,751 km (0.082 R)
• M6: 1,733,839 km (0.048 R)
• M7: 2,939,897 km (0.069 R)
• M8: 3,218,598 km (0.096 R)
• M9: 3,701,051 km (0.108 R)
• M10: 4,370,651 km (0.096 R)
• M11: 6,672,663 km (0.108 R)
• M12: 7,354,531 km (0.077 R)
• M13: 7,557,535 km (0.053 R)
• M14: 13,557,008 km (0.108 R)
• M15: 14,408,968 km (0.059 R)
• M16: 14,888,429 km (0.052 R)
• M17: 15,132,124 km (0.073 R)
• M18: 16,218,952 km (0.11 R)
• M19: 21,396,684 km (0.089 R)
• M20: 24,638,171 km (0.099 R)
• M21: 26,852,070 km (0.117 R)
• M22: 30,351,164 km (0.029 R)
• M23: 30,874,607 km (0.071 R)
• M24: 33,304,974 km (0.101 R)
• M25: 39,465,564 km (0.032 R)
• M26: 39,932,758 km (0.105 R)
• M27: 41,837,887 km (0.036 R)
• M28: 42,976,626 km (0.065 R)
• M29: 44,136,009 km (0.048 R)
• M30: 52,091,475 km (0.114 R)
• M31: 62,413,728 km (0.118 R)
• M32: 68,947,564 km (0.074 R)
• M33: 71,453,029 km (0.093 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 19,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit