🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.52 AU - 0.76 AU

Year: 331 Days

Day: 27.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,585,038 km

• M1: 25,132 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.4

Radius: 9.7

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.7 AU - 1.1 AU

Year: 551 Days

Day: 11.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,585,038 km

• M1: 121,773 km (0.091 R)
• M2: 429,944 km (0.066 R)
• M3: 767,287 km (0.059 R)
• M4: 1,206,656 km (0.056 R)
• M5: 1,730,548 km (0.074 R)
• M6: 2,239,929 km (0.108 R)
• M7: 2,978,494 km (0.086 R)
• M8: 3,441,649 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.2

Radius: 12.8

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.13 AU - 1.49 AU

Year: 968 Days

Day: 8 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,585,038 km

• M1: 159,172 km (0.103 R)
• M2: 653,892 km (0.058 R)
• M3: 1,101,040 km (0.045 R)
• M4: 2,537,629 km (0.113 R)
• M5: 3,195,859 km (0.1 R)
• M6: 3,623,260 km (0.085 R)
• M7: 4,793,116 km (0.098 R)
• M8: 5,873,960 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.7

Radius: 13.6

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.41 AU - 1.71 AU

Year: 1258 Days

Day: 8.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,585,038 km

• M1: 169,345 km (0.101 R)
• M2: 596,148 km (0.073 R)
• M3: 1,084,734 km (0.103 R)
• M4: 1,693,448 km (0.098 R)
• M5: 2,888,884 km (0.119 R)
• M6: 4,114,689 km (0.115 R)
• M7: 5,983,616 km (0.046 R)
• M8: 6,407,875 km (0.114 R)
• M9: 7,242,332 km (0.081 R)
• M10: 8,229,229 km (0.109 R)
• M11: 8,926,056 km (0.043 R)
• M12: 9,571,571 km (0.117 R)
• M13: 9,998,374 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.8

Radius: 14.8

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.36 AU - 2.06 AU

Year: 1444 Days

Day: 11.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,585,038 km

• M1: 184,005 km (0.112 R)
• M2: 738,714 km (0.072 R)
• M3: 1,249,441 km (0.095 R)
• M4: 1,837,511 km (0.095 R)
• M5: 2,304,106 km (0.077 R)
• M6: 3,591,546 km (0.103 R)
• M7: 4,695,129 km (0.059 R)
• M8: 5,926,768 km (0.049 R)
• M9: 6,536,829 km (0.09 R)
• M10: 7,803,923 km (0.06 R)
• M11: 8,315,996 km (0.041 R)
• M12: 9,082,236 km (0.067 R)
• M13: 11,222,234 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.9

Radius: 9.7

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.76 AU - 2.08 AU

Year: 1718 Days

Day: 6.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,585,038 km

• M1: 120,576 km (0.118 R)
• M2: 434,432 km (0.108 R)
• M3: 794,215 km (0.075 R)
• M4: 1,475,185 km (0.112 R)
• M5: 1,826,440 km (0.061 R)
• M6: 2,658,953 km (0.101 R)
• M7: 3,499,094 km (0.106 R)
• M8: 3,906,898 km (0.113 R)
• M9: 4,547,476 km (0.111 R)
• M10: 5,012,426 km (0.091 R)
• M11: 5,324,487 km (0.089 R)
• M12: 5,938,886 km (0.108 R)
• M13: 6,786,059 km (0.113 R)
• M14: 8,846,919 km (0.054 R)
• M15: 9,437,980 km (0.041 R)
• M16: 10,090,227 km (0.058 R)
• M17: 10,956,698 km (0.096 R)
• M18: 11,754,802 km (0.101 R)
• M19: 12,796,003 km (0.106 R)
• M20: 14,160,635 km (0.114 R)
• M21: 15,385,393 km (0.118 R)
• M22: 16,095,684 km (0.048 R)

Asteroid Belt

Center: 3.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.8

Radius: 14.2

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.74 AU - 4.6 AU

Year: 5498 Days

Day: 11.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,585,038 km

• M1: 176,675 km (0.096 R)
• M2: 1,030,281 km (0.103 R)
• M3: 1,645,128 km (0.082 R)
• M4: 2,167,972 km (0.084 R)
• M5: 3,022,924 km (0.09 R)
• M6: 4,290,317 km (0.06 R)
• M7: 4,799,997 km (0.081 R)
• M8: 7,069,098 km (0.105 R)
• M9: 7,617,224 km (0.095 R)
• M10: 8,089,954 km (0.099 R)
• M11: 9,861,641 km (0.074 R)
• M12: 14,465,067 km (0.1 R)
• M13: 14,982,077 km (0.074 R)
• M14: 16,833,052 km (0.085 R)
• M15: 17,347,519 km (0.097 R)
• M16: 17,931,549 km (0.084 R)
• M17: 20,335,587 km (0.116 R)
• M18: 22,053,120 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.1

Radius: 5.8

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.97 AU - 7.15 AU

Year: 12112 Days

Day: 21.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,585,038 km

• M1: 77,492 km (0.118 R)
• M2: 312,809 km (0.119 R)
• M3: 622,327 km (0.108 R)
• M4: 932,444 km (0.093 R)
• M5: 1,113,457 km (0.104 R)
• M6: 1,734,887 km (0.029 R)
• M7: 2,170,067 km (0.081 R)
• M8: 2,656,409 km (0.118 R)
• M9: 2,945,432 km (0.099 R)
• M10: 3,149,634 km (0.028 R)
• M11: 4,827,673 km (0.114 R)
• M12: 5,408,113 km (0.102 R)
• M13: 5,937,240 km (0.119 R)
• M14: 6,197,840 km (0.078 R)
• M15: 11,130,680 km (0.12 R)
• M16: 11,477,298 km (0.099 R)
• M17: 12,774,162 km (0.056 R)
• M18: 12,990,331 km (0.095 R)
• M19: 13,374,648 km (0.101 R)
• M20: 14,223,466 km (0.069 R)
• M21: 16,216,409 km (0.099 R)
• M22: 17,979,719 km (0.069 R)
• M23: 20,598,131 km (0.071 R)
• M24: 24,112,035 km (0.069 R)
• M25: 25,622,824 km (0.113 R)
• M26: 26,401,481 km (0.117 R)
• M27: 27,463,925 km (0.091 R)
• M28: 34,863,335 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.6

Radius: 7.3

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.31 AU - 12.27 AU

Year: 21313 Days

Day: 22.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,585,038 km

• M1: 90,806 km (0.101 R)
• M2: 544,686 km (0.106 R)
• M3: 1,122,134 km (0.076 R)
• M4: 1,441,226 km (0.119 R)
• M5: 4,438,270 km (0.106 R)
• M6: 6,994,448 km (0.098 R)
• M7: 8,288,919 km (0.106 R)
• M8: 11,539,980 km (0.096 R)
• M9: 16,876,136 km (0.088 R)
• M10: 18,361,493 km (0.108 R)
• M11: 23,869,387 km (0.115 R)
• M12: 26,076,704 km (0.097 R)
• M13: 29,144,657 km (0.078 R)
• M14: 35,425,823 km (0.082 R)
• M15: 36,269,405 km (0.051 R)
• M16: 39,327,186 km (0.116 R)
• M17: 42,081,432 km (0.117 R)
• M18: 48,829,643 km (0.114 R)
• M19: 51,289,630 km (0.066 R)
• M20: 53,830,999 km (0.119 R)
• M21: 57,992,213 km (0.048 R)
• M22: 64,005,000 km (0.06 R)
• M23: 68,886,827 km (0.107 R)
• M24: 74,927,440 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 13,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit