🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.6

Radius: 13.6

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.79 AU - 0.93 AU

Year: 515 Days

Day: 11.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,807,075 km

• M1: 169,943 km (0.113 R)
• M2: 729,140 km (0.112 R)
• M3: 1,542,354 km (0.12 R)
• M4: 1,978,432 km (0.104 R)
• M5: 2,608,837 km (0.082 R)
• M6: 3,040,278 km (0.088 R)
• M7: 3,660,660 km (0.038 R)
• M8: 4,176,773 km (0.091 R)
• M9: 5,510,138 km (0.108 R)
• M10: 6,116,907 km (0.037 R)
• M11: 6,728,463 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.6

Radius: 10.4

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.79 AU - 1.25 AU

Year: 665 Days

Day: 9.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,807,075 km

• M1: 129,851 km (0.03 R)
• M2: 506,389 km (0.082 R)
• M3: 844,929 km (0.092 R)
• M4: 1,177,335 km (0.09 R)
• M5: 1,530,237 km (0.111 R)
• M6: 1,890,618 km (0.08 R)
• M7: 2,253,692 km (0.107 R)
• M8: 2,593,429 km (0.087 R)
• M9: 2,989,564 km (0.087 R)
• M10: 3,510,763 km (0.105 R)
• M11: 3,904,504 km (0.091 R)
• M12: 4,271,318 km (0.084 R)
• M13: 4,616,740 km (0.092 R)
• M14: 5,202,116 km (0.077 R)
• M15: 5,546,341 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.2

Radius: 12.4

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.82 AU - 1.24 AU

Year: 675 Days

Day: 10.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,807,075 km

• M1: 154,235 km (0.116 R)
• M2: 560,693 km (0.082 R)
• M3: 1,040,603 km (0.089 R)
• M4: 1,432,699 km (0.096 R)
• M5: 2,087,638 km (0.095 R)
• M6: 3,379,715 km (0.109 R)
• M7: 3,912,433 km (0.113 R)
• M8: 4,329,213 km (0.116 R)
• M9: 6,184,376 km (0.049 R)
• M10: 6,942,388 km (0.088 R)
• M11: 7,624,405 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.6

Radius: 14.1

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.5 AU - 2.12 AU

Year: 1572 Days

Day: 6.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,807,075 km

• M1: 175,329 km (0.082 R)
• M2: 626,965 km (0.042 R)
• M3: 1,155,045 km (0.092 R)
• M4: 1,625,381 km (0.098 R)
• M5: 2,183,381 km (0.034 R)
• M6: 2,653,866 km (0.094 R)
• M7: 3,248,967 km (0.112 R)
• M8: 3,804,423 km (0.047 R)
• M9: 4,266,382 km (0.094 R)
• M10: 4,859,388 km (0.101 R)
• M11: 5,304,890 km (0.095 R)
• M12: 6,414,457 km (0.091 R)
• M13: 7,802,576 km (0.1 R)
• M14: 8,253,165 km (0.111 R)
• M15: 11,200,542 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.6

Radius: 13.4

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.78 AU - 4.56 AU

Year: 4540 Days

Day: 9 Hours

Environment

Temp: -214 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,807,075 km

• M1: 166,951 km (0.059 R)
• M2: 609,312 km (0.06 R)
• M3: 2,767,561 km (0.092 R)
• M4: 3,470,671 km (0.103 R)
• M5: 4,328,764 km (0.072 R)
• M6: 4,746,740 km (0.109 R)
• M7: 5,549,483 km (0.104 R)
• M8: 6,749,856 km (0.118 R)
• M9: 8,146,202 km (0.083 R)
• M10: 10,913,913 km (0.106 R)
• M11: 12,077,934 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.5

Radius: 12.7

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.51 AU - 5.33 AU

Year: 6000 Days

Day: 8.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,807,075 km

• M1: 158,873 km (0.119 R)
• M2: 590,014 km (0.099 R)
• M3: 1,080,994 km (0.103 R)
• M4: 1,675,047 km (0.098 R)
• M5: 2,481,230 km (0.038 R)
• M6: 3,234,904 km (0.049 R)
• M7: 3,934,574 km (0.107 R)
• M8: 4,584,576 km (0.099 R)
• M9: 5,923,627 km (0.052 R)
• M10: 7,821,425 km (0.073 R)
• M11: 9,044,837 km (0.095 R)
• M12: 10,222,023 km (0.091 R)
• M13: 10,781,818 km (0.094 R)
• M14: 11,226,273 km (0.071 R)
• M15: 11,822,421 km (0.077 R)
• M16: 13,430,897 km (0.118 R)
• M17: 14,420,786 km (0.118 R)
• M18: 17,683,067 km (0.098 R)
• M19: 18,744,314 km (0.114 R)
• M20: 19,388,034 km (0.11 R)
• M21: 20,247,025 km (0.102 R)
• M22: 21,131,148 km (0.027 R)
• M23: 22,325,986 km (0.071 R)
• M24: 24,620,070 km (0.098 R)
• M25: 25,159,220 km (0.096 R)
• M26: 27,067,192 km (0.075 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: 329 - 19,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit