🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648

Radius: 12.4

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.59 AU - 0.89 AU

Year: 432 Days

Day: 13 Hours

Environment

Temp: -154 °C

Axial Tilt: 121.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,536,857 km

• M1: 154,235 km (0.085 R)
• M2: 557,102 km (0.106 R)
• M3: 1,041,800 km (0.067 R)
• M4: 1,504,057 km (0.116 R)
• M5: 2,180,239 km (0.091 R)
• M6: 2,609,136 km (0.081 R)
• M7: 3,007,964 km (0.102 R)
• M8: 3,412,327 km (0.073 R)
• M9: 3,917,519 km (0.074 R)
• M10: 4,911,148 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.2

Radius: 9.6

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.29 AU - 3.45 AU

Year: 3298 Days

Day: 7.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,536,857 km

• M1: 120,875 km (0.112 R)
• M2: 473,328 km (0.091 R)
• M3: 1,109,867 km (0.102 R)
• M4: 2,036,925 km (0.09 R)
• M5: 2,647,134 km (0.041 R)
• M6: 3,611,293 km (0.047 R)
• M7: 4,162,860 km (0.112 R)
• M8: 8,112,842 km (0.114 R)
• M9: 10,282,310 km (0.096 R)
• M10: 11,214,604 km (0.119 R)
• M11: 13,492,531 km (0.104 R)
• M12: 13,942,073 km (0.087 R)
• M13: 16,681,359 km (0.116 R)
• M14: 17,374,596 km (0.046 R)
• M15: 18,450,205 km (0.074 R)
• M16: 19,824,560 km (0.091 R)
• M17: 20,146,196 km (0.082 R)
• M18: 20,998,754 km (0.109 R)
• M19: 21,806,882 km (0.103 R)
• M20: 23,556,878 km (0.111 R)
• M21: 24,355,880 km (0.112 R)
• M22: 24,724,938 km (0.087 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340

Radius: 7.8

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.37 AU - 11.03 AU

Year: 23739 Days

Day: 22.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,536,857 km

• M1: 97,687 km (0.078 R)
• M2: 805,285 km (0.058 R)
• M3: 1,337,854 km (0.078 R)
• M4: 2,106,039 km (0.118 R)
• M5: 2,747,664 km (0.063 R)
• M6: 3,139,760 km (0.119 R)
• M7: 3,653,330 km (0.111 R)
• M8: 4,036,300 km (0.068 R)
• M9: 5,725,111 km (0.051 R)
• M10: 6,877,762 km (0.071 R)
• M11: 10,080,503 km (0.112 R)
• M12: 12,455,369 km (0.116 R)
• M13: 13,187,351 km (0.113 R)
• M14: 14,374,560 km (0.088 R)
• M15: 17,283,341 km (0.114 R)
• M16: 21,868,516 km (0.05 R)
• M17: 23,328,142 km (0.089 R)
• M18: 24,336,582 km (0.104 R)
• M19: 24,851,647 km (0.098 R)
• M20: 25,479,210 km (0.093 R)
• M21: 27,982,880 km (0.12 R)
• M22: 34,110,858 km (0.111 R)
• M23: 34,496,820 km (0.112 R)
• M24: 44,967,325 km (0.094 R)
• M25: 55,932,849 km (0.106 R)
• M26: 56,290,388 km (0.08 R)
• M27: 56,829,538 km (0.059 R)
• M28: 61,838,075 km (0.077 R)
• M29: 63,765,344 km (0.113 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 18,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit