🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.49 AU - 0.63 AU

Year: 150 Days

Day: 19.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.62 AU - 0.68 AU

Year: 188 Days

Day: 31.3 Hours

Environment

Temp: 216 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.93 AU - 0.95 AU

Year: 326 Days

Day: 13.9 Hours

Environment

Temp: 167 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 78,640,699 km

• M1: 79,736 km (0.039 R)
• M2: 186,249 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.07 AU - 3.39 AU

Year: 1616 Days

Day: 38.5 Hours

Environment

Temp: -99 °C

Axial Tilt: 138.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,640,699 km

• M1: 70,909 km (0.034 R)

Asteroid Belt

Center: 4.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.8

Radius: 13.3

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.75 AU - 6.07 AU

Year: 4507 Days

Day: 12.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,640,699 km

• M1: 165,455 km (0.071 R)
• M2: 657,034 km (0.082 R)
• M3: 1,193,043 km (0.1 R)
• M4: 1,697,936 km (0.048 R)
• M5: 2,247,558 km (0.104 R)
• M6: 3,136,619 km (0.102 R)
• M7: 3,831,351 km (0.086 R)
• M8: 4,718,915 km (0.115 R)
• M9: 5,846,434 km (0.094 R)
• M10: 8,387,055 km (0.062 R)
• M11: 9,805,093 km (0.113 R)
• M12: 10,794,683 km (0.088 R)
• M13: 11,849,797 km (0.061 R)
• M14: 12,605,865 km (0.115 R)
• M15: 15,849,446 km (0.033 R)
• M16: 17,044,284 km (0.098 R)
• M17: 18,828,687 km (0.083 R)
• M18: 19,308,747 km (0.097 R)
• M19: 21,117,983 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.4

Radius: 8.6

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.06 AU - 8.62 AU

Year: 7862 Days

Day: 7.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,640,699 km

• M1: 106,962 km (0.089 R)
• M2: 714,779 km (0.098 R)
• M3: 1,030,729 km (0.102 R)
• M4: 1,453,493 km (0.109 R)
• M5: 2,250,850 km (0.051 R)
• M6: 3,031,451 km (0.111 R)
• M7: 3,358,622 km (0.095 R)
• M8: 3,660,959 km (0.071 R)
• M9: 3,931,133 km (0.057 R)
• M10: 4,939,572 km (0.114 R)
• M11: 6,248,404 km (0.089 R)
• M12: 7,039,178 km (0.091 R)
• M13: 8,306,272 km (0.115 R)
• M14: 8,775,112 km (0.075 R)
• M15: 9,442,767 km (0.103 R)
• M16: 10,385,084 km (0.117 R)
• M17: 11,081,163 km (0.106 R)
• M18: 11,596,977 km (0.057 R)
• M19: 12,957,120 km (0.084 R)
• M20: 13,704,960 km (0.112 R)
• M21: 15,732,310 km (0.12 R)
• M22: 16,583,223 km (0.1 R)
• M23: 17,672,146 km (0.083 R)
• M24: 19,991,960 km (0.115 R)
• M25: 20,756,705 km (0.108 R)
• M26: 22,918,843 km (0.071 R)
• M27: 25,760,155 km (0.079 R)
• M28: 28,063,065 km (0.097 R)
• M29: 33,499,002 km (0.11 R)
• M30: 37,603,818 km (0.086 R)
• M31: 38,416,434 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133

Radius: 11.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 10.8 AU - 11 AU

Year: 12889 Days

Day: 12.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,640,699 km

• M1: 147,952 km (0.085 R)
• M2: 1,389,315 km (0.089 R)
• M3: 2,419,895 km (0.102 R)
• M4: 2,973,706 km (0.045 R)
• M5: 4,992,380 km (0.096 R)
• M6: 5,416,191 km (0.025 R)
• M7: 6,018,921 km (0.081 R)
• M8: 8,060,932 km (0.075 R)
• M9: 10,620,252 km (0.115 R)
• M10: 11,468,921 km (0.112 R)
• M11: 14,343,743 km (0.047 R)
• M12: 14,856,116 km (0.119 R)
• M13: 15,558,179 km (0.074 R)
• M14: 16,902,764 km (0.053 R)
• M15: 18,523,208 km (0.074 R)
• M16: 22,907,922 km (0.042 R)
• M17: 24,083,612 km (0.06 R)
• M18: 27,589,288 km (0.088 R)
• M19: 29,555,004 km (0.097 R)
• M20: 30,199,621 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.1

Radius: 8.9

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 10.96 AU - 14.14 AU

Year: 15924 Days

Day: 6.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,640,699 km

• M1: 114,891 km (0.086 R)
• M2: 1,224,459 km (0.093 R)
• M3: 2,595,972 km (0.103 R)
• M4: 3,765,678 km (0.107 R)
• M5: 5,036,212 km (0.106 R)
• M6: 6,921,594 km (0.061 R)
• M7: 11,262,775 km (0.078 R)
• M8: 12,086,162 km (0.119 R)
• M9: 15,707,328 km (0.112 R)
• M10: 21,293,761 km (0.118 R)
• M11: 21,675,385 km (0.077 R)
• M12: 22,158,885 km (0.069 R)
• M13: 23,551,043 km (0.076 R)
• M14: 34,441,918 km (0.114 R)
• M15: 42,454,829 km (0.049 R)
• M16: 49,930,085 km (0.104 R)
• M17: 53,185,633 km (0.067 R)
• M18: 53,888,594 km (0.031 R)
• M19: 55,313,065 km (0.047 R)
• M20: 57,681,199 km (0.083 R)
• M21: 59,359,687 km (0.108 R)
• M22: 60,496,631 km (0.052 R)
• M23: 64,590,377 km (0.03 R)
• M24: 65,189,815 km (0.077 R)
• M25: 69,909,927 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297

Radius: 5.5

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 17.88 AU - 22.02 AU

Year: 31914 Days

Day: 21 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,640,699 km

• M1: 68,815 km (0.115 R)
• M2: 355,295 km (0.068 R)
• M3: 678,277 km (0.059 R)
• M4: 1,355,955 km (0.112 R)
• M5: 2,319,665 km (0.057 R)
• M6: 2,917,757 km (0.052 R)
• M7: 3,826,714 km (0.097 R)
• M8: 4,765,141 km (0.115 R)
• M9: 5,973,293 km (0.118 R)
• M10: 8,225,938 km (0.113 R)
• M11: 14,543,007 km (0.115 R)
• M12: 16,123,659 km (0.093 R)
• M13: 16,619,276 km (0.046 R)
• M14: 21,546,881 km (0.12 R)
• M15: 22,555,170 km (0.104 R)
• M16: 24,018,836 km (0.118 R)
• M17: 24,233,060 km (0.071 R)
• M18: 27,717,643 km (0.109 R)
• M19: 30,508,990 km (0.072 R)
• M20: 32,557,583 km (0.025 R)
• M21: 33,216,113 km (0.07 R)
• M22: 36,642,502 km (0.073 R)
• M23: 40,751,657 km (0.106 R)
• M24: 41,670,487 km (0.074 R)
• M25: 45,157,613 km (0.037 R)
• M26: 46,472,429 km (0.107 R)
• M27: 52,525,458 km (0.044 R)
• M28: 67,434,382 km (0.112 R)
• M29: 69,150,569 km (0.076 R)
• M30: 70,456,708 km (0.111 R)
• M31: 72,223,758 km (0.07 R)
• M32: 76,076,202 km (0.115 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 19,032 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit