🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.55 AU - 0.63 AU

Year: 288 Days

Day: 25.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.9

Radius: 14.1

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.58 AU - 0.84 AU

Year: 380 Days

Day: 11.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 81.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 52,811,114 km

• M1: 177,124 km (0.117 R)
• M2: 643,869 km (0.09 R)
• M3: 1,583,045 km (0.078 R)
• M4: 2,763,372 km (0.052 R)
• M5: 4,157,774 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.5

Radius: 12.1

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.73 AU - 0.95 AU

Year: 489 Days

Day: 12.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,811,114 km

• M1: 150,645 km (0.104 R)
• M2: 531,820 km (0.098 R)
• M3: 967,449 km (0.057 R)
• M4: 1,397,543 km (0.114 R)
• M5: 1,933,702 km (0.105 R)
• M6: 2,567,249 km (0.111 R)
• M7: 3,245,376 km (0.053 R)
• M8: 3,700,154 km (0.092 R)
• M9: 4,144,459 km (0.061 R)
• M10: 4,525,336 km (0.082 R)
• M11: 5,064,935 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.7

Radius: 11.6

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.94 AU - 1.16 AU

Year: 684 Days

Day: 7.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,811,114 km

• M1: 144,212 km (0.054 R)
• M2: 565,181 km (0.082 R)
• M3: 984,952 km (0.095 R)
• M4: 1,385,127 km (0.065 R)
• M5: 1,799,812 km (0.062 R)
• M6: 2,392,818 km (0.119 R)
• M7: 2,832,486 km (0.101 R)
• M8: 4,040,788 km (0.075 R)
• M9: 4,442,608 km (0.063 R)
• M10: 4,855,348 km (0.048 R)
• M11: 6,175,699 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.3

Radius: 11.5

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.89 AU - 2.39 AU

Year: 1990 Days

Day: 7.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,811,114 km

• M1: 189,840 km (0.079 R)
• M2: 617,839 km (0.057 R)
• M3: 1,172,548 km (0.096 R)
• M4: 1,598,154 km (0.118 R)
• M5: 2,578,918 km (0.083 R)
• M6: 3,003,626 km (0.074 R)
• M7: 3,491,764 km (0.101 R)
• M8: 3,869,947 km (0.054 R)
• M9: 4,313,655 km (0.085 R)
• M10: 5,043,393 km (0.067 R)
• M11: 5,438,182 km (0.065 R)
• M12: 5,948,759 km (0.115 R)
• M13: 6,879,707 km (0.047 R)
• M14: 7,876,328 km (0.079 R)
• M15: 8,409,345 km (0.025 R)
• M16: 9,449,499 km (0.091 R)
• M17: 11,407,735 km (0.052 R)
• M18: 11,936,863 km (0.092 R)
• M19: 13,707,204 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.8

Radius: 11.6

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.69 AU - 3.87 AU

Year: 4673 Days

Day: 6.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,811,114 km

• M1: 144,212 km (0.094 R)
• M2: 524,640 km (0.103 R)
• M3: 2,088,237 km (0.115 R)
• M4: 2,729,862 km (0.077 R)
• M5: 3,499,094 km (0.105 R)
• M6: 4,088,510 km (0.111 R)
• M7: 5,013,174 km (0.116 R)
• M8: 5,978,529 km (0.104 R)
• M9: 6,423,882 km (0.106 R)
• M10: 7,063,712 km (0.072 R)
• M11: 7,969,976 km (0.069 R)
• M12: 8,589,461 km (0.112 R)
• M13: 10,827,295 km (0.032 R)
• M14: 11,250,807 km (0.098 R)
• M15: 12,031,110 km (0.117 R)
• M16: 12,434,575 km (0.089 R)
• M17: 13,162,518 km (0.102 R)
• M18: 13,536,962 km (0.105 R)
• M19: 14,307,241 km (0.114 R)
• M20: 14,817,819 km (0.074 R)
• M21: 15,223,229 km (0.074 R)
• M22: 17,748,740 km (0.058 R)
• M23: 19,281,520 km (0.077 R)
• M24: 20,612,941 km (0.1 R)
• M25: 22,685,620 km (0.102 R)
• M26: 25,549,820 km (0.119 R)
• M27: 28,557,635 km (0.096 R)
• M28: 29,549,768 km (0.066 R)
• M29: 30,471,441 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.7

Radius: 5.3

Gravity: 13.41 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.46 AU - 7.38 AU

Year: 11574 Days

Day: 16.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 52,811,114 km

• M1: 66,122 km (0.115 R)
• M2: 376,687 km (0.12 R)
• M3: 545,284 km (0.085 R)
• M4: 808,277 km (0.119 R)
• M5: 1,035,217 km (0.119 R)
• M6: 1,328,878 km (0.112 R)
• M7: 2,032,586 km (0.099 R)
• M8: 2,419,147 km (0.102 R)
• M9: 3,222,787 km (0.082 R)
• M10: 3,623,859 km (0.077 R)
• M11: 5,566,836 km (0.096 R)
• M12: 6,178,841 km (0.102 R)
• M13: 7,375,773 km (0.098 R)
• M14: 7,779,538 km (0.105 R)
• M15: 9,171,097 km (0.05 R)
• M16: 9,449,200 km (0.108 R)
• M17: 10,022,609 km (0.108 R)
• M18: 11,881,811 km (0.091 R)
• M19: 12,212,572 km (0.116 R)
• M20: 13,597,399 km (0.073 R)
• M21: 15,865,752 km (0.108 R)
• M22: 16,674,777 km (0.061 R)
• M23: 19,493,650 km (0.119 R)
• M24: 20,657,372 km (0.078 R)
• M25: 20,895,681 km (0.072 R)
• M26: 21,621,231 km (0.048 R)
• M27: 24,249,216 km (0.085 R)
• M28: 26,238,419 km (0.116 R)
• M29: 29,222,298 km (0.084 R)
• M30: 30,847,380 km (0.049 R)
• M31: 31,262,813 km (0.099 R)
• M32: 31,576,969 km (0.113 R)
• M33: 33,070,404 km (0.09 R)
• M34: 36,543,917 km (0.059 R)
• M35: 38,189,195 km (0.095 R)
• M36: 38,668,207 km (0.094 R)
• M37: 39,272,732 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.8

Radius: 4.7

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.84 AU - 12.18 AU

Year: 23228 Days

Day: 24.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,811,114 km

• M1: 58,642 km (0.045 R)
• M2: 229,483 km (0.115 R)
• M3: 480,508 km (0.052 R)
• M4: 974,929 km (0.112 R)
• M5: 1,228,947 km (0.081 R)
• M6: 1,511,387 km (0.054 R)
• M7: 2,150,170 km (0.106 R)
• M8: 2,359,158 km (0.119 R)
• M9: 4,311,411 km (0.1 R)
• M10: 4,962,311 km (0.059 R)
• M11: 5,605,582 km (0.11 R)
• M12: 5,783,753 km (0.109 R)
• M13: 7,015,093 km (0.118 R)
• M14: 10,245,061 km (0.117 R)
• M15: 10,728,262 km (0.104 R)
• M16: 12,091,248 km (0.117 R)
• M17: 12,630,847 km (0.111 R)
• M18: 14,612,570 km (0.089 R)
• M19: 15,782,875 km (0.081 R)
• M20: 16,718,908 km (0.085 R)
• M21: 17,014,215 km (0.036 R)
• M22: 23,954,658 km (0.062 R)
• M23: 25,968,994 km (0.083 R)
• M24: 26,166,463 km (0.101 R)
• M25: 29,038,293 km (0.105 R)
• M26: 30,112,855 km (0.053 R)
• M27: 34,438,178 km (0.099 R)
• M28: 37,372,989 km (0.084 R)
• M29: 39,159,636 km (0.071 R)
• M30: 39,419,488 km (0.095 R)
• M31: 40,337,869 km (0.104 R)
• M32: 40,868,941 km (0.077 R)
• M33: 50,626,313 km (0.11 R)
• M34: 50,780,399 km (0.083 R)
• M35: 51,399,584 km (0.06 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 13,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit