🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.82 AU - 1.04 AU

Year: 397 Days

Day: 36.2 Hours

Environment

Temp: -50 °C

Axial Tilt: 58.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,090,935 km

• M1: 109,356 km (0.06 R)
• M2: 318,195 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.08 AU - 1.3 AU

Year: 575 Days

Day: 36 Hours

Environment

Temp: -75 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.9

Radius: 12

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.48 AU - 2.72 AU

Year: 1857 Days

Day: 7.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,090,935 km

• M1: 149,598 km (0.08 R)
• M2: 522,994 km (0.109 R)
• M3: 1,058,405 km (0.075 R)
• M4: 2,764,868 km (0.036 R)
• M5: 3,201,694 km (0.107 R)
• M6: 4,139,672 km (0.102 R)
• M7: 5,119,688 km (0.065 R)
• M8: 5,735,582 km (0.052 R)
• M9: 6,248,254 km (0.034 R)
• M10: 10,921,692 km (0.075 R)
• M11: 12,864,220 km (0.12 R)
• M12: 13,788,137 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.6

Radius: 8.4

Gravity: 10.52 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.1 AU - 3.74 AU

Year: 2801 Days

Day: 6.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,090,935 km

• M1: 104,419 km (0.047 R)
• M2: 394,490 km (0.119 R)
• M3: 693,835 km (0.049 R)
• M4: 1,416,991 km (0.082 R)
• M5: 1,903,633 km (0.059 R)
• M6: 2,482,876 km (0.113 R)
• M7: 3,054,041 km (0.067 R)
• M8: 3,425,941 km (0.12 R)
• M9: 3,828,060 km (0.106 R)
• M10: 4,261,146 km (0.086 R)
• M11: 5,681,278 km (0.091 R)
• M12: 7,268,811 km (0.084 R)
• M13: 7,966,835 km (0.066 R)
• M14: 8,467,838 km (0.106 R)
• M15: 9,982,816 km (0.088 R)
• M16: 11,755,401 km (0.047 R)
• M17: 13,032,667 km (0.11 R)
• M18: 14,743,768 km (0.076 R)
• M19: 15,042,814 km (0.073 R)
• M20: 15,808,306 km (0.111 R)
• M21: 16,121,714 km (0.109 R)
• M22: 17,251,178 km (0.079 R)
• M23: 17,583,435 km (0.111 R)
• M24: 19,908,485 km (0.069 R)
• M25: 20,397,071 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.8

Radius: 10.4

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.79 AU - 4.03 AU

Year: 3425 Days

Day: 8.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,090,935 km

• M1: 129,402 km (0.099 R)
• M2: 605,273 km (0.06 R)
• M3: 940,971 km (0.094 R)
• M4: 1,729,501 km (0.099 R)
• M5: 2,144,934 km (0.117 R)
• M6: 2,562,911 km (0.096 R)
• M7: 2,946,480 km (0.084 R)
• M8: 3,604,411 km (0.038 R)
• M9: 4,266,382 km (0.068 R)
• M10: 4,614,795 km (0.097 R)
• M11: 5,395,846 km (0.054 R)
• M12: 7,415,566 km (0.047 R)
• M13: 8,594,996 km (0.049 R)
• M14: 9,975,784 km (0.111 R)
• M15: 11,061,117 km (0.074 R)
• M16: 11,722,190 km (0.113 R)
• M17: 17,873,654 km (0.062 R)
• M18: 18,294,772 km (0.119 R)
• M19: 19,852,685 km (0.101 R)
• M20: 21,094,646 km (0.108 R)
• M21: 21,905,167 km (0.098 R)
• M22: 24,095,430 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789

Radius: 14.9

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.41 AU - 5.29 AU

Year: 4731 Days

Day: 13 Hours

Environment

Temp: -181 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,090,935 km

• M1: 200,760 km (0.085 R)
• M2: 815,907 km (0.037 R)
• M3: 1,576,462 km (0.059 R)
• M4: 2,336,868 km (0.097 R)
• M5: 2,911,623 km (0.089 R)
• M6: 3,580,625 km (0.099 R)
• M7: 5,093,658 km (0.12 R)
• M8: 7,272,700 km (0.118 R)
• M9: 8,059,585 km (0.095 R)
• M10: 8,863,075 km (0.084 R)
• M11: 9,345,678 km (0.087 R)
• M12: 9,846,083 km (0.083 R)
• M13: 10,630,125 km (0.117 R)
• M14: 13,390,805 km (0.106 R)
• M15: 13,920,381 km (0.112 R)
• M16: 15,363,103 km (0.111 R)
• M17: 17,335,401 km (0.025 R)
• M18: 17,901,330 km (0.111 R)
• M19: 19,741,683 km (0.111 R)
• M20: 22,142,579 km (0.06 R)
• M21: 23,950,470 km (0.082 R)
• M22: 26,844,440 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.8

Radius: 13.9

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 8.28 AU - 9.74 AU

Year: 11979 Days

Day: 7.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,090,935 km

• M1: 172,935 km (0.09 R)
• M2: 914,941 km (0.026 R)
• M3: 1,616,405 km (0.119 R)
• M4: 3,090,842 km (0.096 R)
• M5: 4,160,766 km (0.054 R)
• M6: 6,835,127 km (0.118 R)
• M7: 10,838,067 km (0.086 R)
• M8: 11,949,728 km (0.101 R)
• M9: 17,344,078 km (0.08 R)
• M10: 19,623,800 km (0.057 R)
• M11: 21,751,231 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.3

Radius: 6.1

Gravity: 16.78 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.31 AU - 11.05 AU

Year: 14387 Days

Day: 18.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,090,935 km

• M1: 75,996 km (0.09 R)
• M2: 309,219 km (0.103 R)
• M3: 697,126 km (0.108 R)
• M4: 924,515 km (0.058 R)
• M5: 1,164,171 km (0.118 R)
• M6: 3,530,809 km (0.064 R)
• M7: 5,908,667 km (0.1 R)
• M8: 12,788,374 km (0.116 R)
• M9: 13,109,261 km (0.076 R)
• M10: 16,850,255 km (0.041 R)
• M11: 19,676,458 km (0.066 R)
• M12: 22,061,348 km (0.053 R)
• M13: 22,709,705 km (0.065 R)
• M14: 26,143,574 km (0.071 R)
• M15: 28,688,533 km (0.09 R)
• M16: 35,763,615 km (0.097 R)
• M17: 43,483,763 km (0.086 R)
• M18: 50,629,006 km (0.072 R)
• M19: 51,432,197 km (0.111 R)
• M20: 56,948,169 km (0.068 R)

Asteroid Belt

Center: 11.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.9

Radius: 5.7

Gravity: 23.85 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 10.04 AU - 14.3 AU

Year: 18805 Days

Day: 22.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,090,935 km

• M1: 71,209 km (0.093 R)
• M2: 257,907 km (0.057 R)
• M3: 584,180 km (0.091 R)
• M4: 869,313 km (0.059 R)
• M5: 1,287,439 km (0.082 R)
• M6: 1,485,656 km (0.062 R)
• M7: 4,242,296 km (0.067 R)
• M8: 5,120,885 km (0.087 R)
• M9: 6,157,299 km (0.113 R)
• M10: 7,422,149 km (0.058 R)
• M11: 11,134,270 km (0.101 R)
• M12: 29,401,517 km (0.118 R)
• M13: 45,612,690 km (0.103 R)
• M14: 47,752,388 km (0.087 R)
• M15: 73,386,881 km (0.115 R)
• M16: 74,730,719 km (0.079 R)
• M17: 75,863,175 km (0.059 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 15,925 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit