🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.67 AU - 0.95 AU

Year: 266 Days

Day: 23.2 Hours

Environment

Temp: 111 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.6 AU - 2.04 AU

Year: 897 Days

Day: 38.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.9

Radius: 8.1

Gravity: 14.81 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.82 AU - 6.54 AU

Year: 4944 Days

Day: 10.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,076,446 km

• M1: 100,679 km (0.092 R)
• M2: 381,624 km (0.059 R)
• M3: 962,812 km (0.045 R)
• M4: 1,654,253 km (0.119 R)
• M5: 2,314,877 km (0.081 R)
• M6: 2,588,492 km (0.105 R)
• M7: 2,902,947 km (0.102 R)
• M8: 3,767,922 km (0.074 R)
• M9: 4,222,849 km (0.07 R)
• M10: 4,633,944 km (0.113 R)
• M11: 5,242,508 km (0.068 R)
• M12: 5,997,528 km (0.096 R)
• M13: 6,584,550 km (0.057 R)
• M14: 7,031,998 km (0.12 R)
• M15: 7,573,243 km (0.116 R)
• M16: 8,617,286 km (0.095 R)
• M17: 9,194,884 km (0.101 R)
• M18: 9,493,331 km (0.095 R)
• M19: 9,798,212 km (0.058 R)
• M20: 11,083,407 km (0.04 R)
• M21: 11,916,667 km (0.104 R)
• M22: 12,529,420 km (0.103 R)
• M23: 13,542,347 km (0.111 R)
• M24: 15,370,433 km (0.061 R)
• M25: 17,228,140 km (0.086 R)
• M26: 17,747,843 km (0.069 R)
• M27: 19,649,082 km (0.098 R)
• M28: 20,940,710 km (0.091 R)
• M29: 21,309,319 km (0.109 R)
• M30: 26,589,825 km (0.116 R)
• M31: 29,715,373 km (0.086 R)
• M32: 30,087,573 km (0.082 R)
• M33: 30,746,252 km (0.082 R)
• M34: 31,510,697 km (0.036 R)
• M35: 32,484,130 km (0.105 R)
• M36: 32,978,252 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.2

Radius: 10

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.33 AU - 12.11 AU

Year: 11933 Days

Day: 14.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,076,446 km

• M1: 124,316 km (0.101 R)
• M2: 1,091,915 km (0.108 R)
• M3: 2,316,822 km (0.082 R)
• M4: 3,389,738 km (0.103 R)
• M5: 4,964,854 km (0.102 R)
• M6: 5,487,998 km (0.101 R)
• M7: 5,819,357 km (0.09 R)
• M8: 8,872,949 km (0.055 R)
• M9: 11,981,742 km (0.047 R)
• M10: 17,036,206 km (0.095 R)
• M11: 19,218,539 km (0.107 R)
• M12: 22,596,459 km (0.049 R)
• M13: 23,547,303 km (0.085 R)
• M14: 24,326,858 km (0.051 R)
• M15: 25,528,428 km (0.07 R)
• M16: 35,322,301 km (0.119 R)
• M17: 41,465,837 km (0.081 R)
• M18: 44,198,691 km (0.101 R)
• M19: 51,145,866 km (0.086 R)
• M20: 51,633,406 km (0.107 R)
• M21: 54,454,373 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.5

Radius: 14.9

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 10.04 AU - 10.62 AU

Year: 12127 Days

Day: 9.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,076,446 km

• M1: 185,352 km (0.07 R)
• M2: 660,026 km (0.094 R)
• M3: 1,256,473 km (0.092 R)
• M4: 1,747,752 km (0.118 R)
• M5: 2,491,104 km (0.089 R)
• M6: 3,286,815 km (0.077 R)
• M7: 4,217,164 km (0.077 R)
• M8: 5,675,294 km (0.109 R)
• M9: 6,723,975 km (0.102 R)
• M10: 7,852,542 km (0.097 R)
• M11: 8,414,431 km (0.104 R)
• M12: 10,263,611 km (0.117 R)
• M13: 11,758,692 km (0.095 R)
• M14: 13,198,571 km (0.051 R)
• M15: 14,683,181 km (0.09 R)
• M16: 15,831,045 km (0.093 R)
• M17: 17,349,015 km (0.102 R)
• M18: 19,045,455 km (0.093 R)
• M19: 20,063,169 km (0.079 R)
• M20: 21,116,787 km (0.033 R)
• M21: 26,010,881 km (0.108 R)
• M22: 27,052,082 km (0.039 R)
• M23: 36,923,896 km (0.074 R)
• M24: 44,251,798 km (0.047 R)
• M25: 48,958,596 km (0.105 R)
• M26: 49,906,747 km (0.097 R)
• M27: 58,112,938 km (0.054 R)
• M28: 59,175,831 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520

Radius: 14.1

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.64 AU - 11.96 AU

Year: 12964 Days

Day: 6.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,076,446 km

• M1: 175,329 km (0.034 R)
• M2: 615,146 km (0.098 R)
• M3: 1,276,519 km (0.108 R)
• M4: 2,211,655 km (0.114 R)
• M5: 2,653,567 km (0.118 R)
• M6: 4,041,386 km (0.053 R)
• M7: 4,896,638 km (0.066 R)
• M8: 5,351,116 km (0.081 R)
• M9: 6,345,792 km (0.082 R)
• M10: 7,129,236 km (0.107 R)
• M11: 7,801,828 km (0.087 R)
• M12: 9,470,592 km (0.113 R)
• M13: 10,601,253 km (0.026 R)
• M14: 12,885,313 km (0.114 R)
• M15: 14,801,513 km (0.044 R)
• M16: 16,828,414 km (0.1 R)
• M17: 17,344,078 km (0.088 R)
• M18: 18,640,792 km (0.081 R)
• M19: 19,433,212 km (0.103 R)
• M20: 20,001,086 km (0.072 R)
• M21: 24,013,450 km (0.114 R)
• M22: 31,103,791 km (0.07 R)
• M23: 31,881,550 km (0.041 R)
• M24: 35,482,969 km (0.032 R)
• M25: 36,332,236 km (0.12 R)
• M26: 37,195,117 km (0.114 R)
• M27: 38,197,872 km (0.101 R)
• M28: 45,160,156 km (0.091 R)
• M29: 47,024,295 km (0.086 R)
• M30: 49,088,746 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.5

Radius: 3.1

Gravity: 100.68 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 10.9 AU - 14.8 AU

Year: 16825 Days

Day: 17.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,076,446 km

• M1: 42,785 km (0.114 R)
• M2: 194,328 km (0.037 R)
• M3: 527,781 km (0.104 R)
• M4: 859,290 km (0.113 R)
• M5: 1,076,656 km (0.071 R)
• M6: 1,314,217 km (0.085 R)
• M7: 2,771,151 km (0.052 R)
• M8: 3,188,230 km (0.111 R)
• M9: 3,586,160 km (0.09 R)
• M10: 4,411,641 km (0.092 R)
• M11: 4,653,990 km (0.106 R)
• M12: 5,591,968 km (0.077 R)
• M13: 6,427,772 km (0.09 R)
• M14: 8,659,772 km (0.116 R)
• M15: 13,680,276 km (0.026 R)
• M16: 15,974,958 km (0.077 R)
• M17: 17,468,095 km (0.118 R)
• M18: 20,537,244 km (0.112 R)
• M19: 22,399,738 km (0.092 R)
• M20: 22,805,747 km (0.119 R)
• M21: 23,216,542 km (0.069 R)
• M22: 29,376,085 km (0.112 R)
• M23: 29,984,799 km (0.111 R)
• M24: 34,214,230 km (0.056 R)
• M25: 34,482,608 km (0.087 R)
• M26: 35,707,665 km (0.119 R)
• M27: 44,306,551 km (0.102 R)
• M28: 46,735,272 km (0.093 R)
• M29: 51,503,705 km (0.114 R)
• M30: 61,595,577 km (0.112 R)
• M31: 64,820,608 km (0.107 R)
• M32: 69,866,394 km (0.119 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 19,969 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit