🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.5

Radius: 11.8

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.16 AU - 1.66 AU

Year: 1065 Days

Day: 7.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,429,597 km

• M1: 147,653 km (0.082 R)
• M2: 667,506 km (0.03 R)
• M3: 1,301,950 km (0.084 R)
• M4: 1,879,548 km (0.097 R)
• M5: 2,524,913 km (0.032 R)
• M6: 3,112,832 km (0.097 R)
• M7: 3,508,070 km (0.093 R)
• M8: 4,401,020 km (0.095 R)
• M9: 5,096,201 km (0.08 R)
• M10: 6,061,257 km (0.05 R)
• M11: 6,493,894 km (0.099 R)
• M12: 7,472,414 km (0.103 R)
• M13: 8,462,901 km (0.095 R)
• M14: 8,975,423 km (0.095 R)
• M15: 9,358,394 km (0.037 R)
• M16: 10,379,848 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.6

Radius: 14.1

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.45 AU - 2.09 AU

Year: 1497 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,429,597 km

• M1: 175,329 km (0.056 R)
• M2: 669,600 km (0.118 R)
• M3: 1,396,795 km (0.089 R)
• M4: 2,252,196 km (0.111 R)
• M5: 2,729,712 km (0.054 R)
• M6: 3,370,739 km (0.066 R)
• M7: 3,858,428 km (0.075 R)
• M8: 5,191,495 km (0.093 R)
• M9: 5,845,986 km (0.086 R)
• M10: 6,682,986 km (0.058 R)
• M11: 7,320,871 km (0.086 R)
• M12: 7,854,487 km (0.094 R)
• M13: 8,413,983 km (0.114 R)
• M14: 9,031,523 km (0.076 R)
• M15: 10,497,432 km (0.03 R)
• M16: 12,865,267 km (0.095 R)
• M17: 13,602,785 km (0.104 R)
• M18: 14,717,588 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.1

Radius: 9.4

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2 AU - 3.1 AU

Year: 2589 Days

Day: 5.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,429,597 km

• M1: 118,631 km (0.09 R)
• M2: 581,936 km (0.12 R)
• M3: 1,282,652 km (0.074 R)
• M4: 1,603,540 km (0.118 R)
• M5: 2,016,579 km (0.073 R)
• M6: 2,354,371 km (0.088 R)
• M7: 2,651,622 km (0.083 R)
• M8: 4,382,021 km (0.113 R)
• M9: 5,420,380 km (0.093 R)
• M10: 5,809,633 km (0.083 R)
• M11: 6,615,068 km (0.104 R)
• M12: 7,911,334 km (0.092 R)
• M13: 8,550,266 km (0.106 R)
• M14: 9,516,968 km (0.116 R)
• M15: 9,816,911 km (0.117 R)
• M16: 10,200,780 km (0.103 R)
• M17: 11,412,822 km (0.086 R)
• M18: 12,360,823 km (0.063 R)
• M19: 12,673,184 km (0.113 R)
• M20: 13,036,706 km (0.038 R)
• M21: 15,988,871 km (0.066 R)
• M22: 17,396,587 km (0.094 R)
• M23: 18,245,405 km (0.107 R)
• M24: 18,885,086 km (0.094 R)
• M25: 19,660,451 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.3

Radius: 13.8

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.56 AU - 4.76 AU

Year: 6396 Days

Day: 12.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,429,597 km

• M1: 171,738 km (0.054 R)
• M2: 819,796 km (0.115 R)
• M3: 1,605,933 km (0.103 R)
• M4: 2,412,864 km (0.074 R)
• M5: 3,318,978 km (0.093 R)
• M6: 3,851,547 km (0.12 R)
• M7: 5,012,426 km (0.039 R)
• M8: 7,125,795 km (0.113 R)
• M9: 8,529,173 km (0.025 R)
• M10: 9,336,254 km (0.104 R)
• M11: 10,533,784 km (0.095 R)
• M12: 11,372,281 km (0.096 R)
• M13: 16,891,096 km (0.036 R)
• M14: 18,288,788 km (0.108 R)
• M15: 19,762,178 km (0.111 R)
• M16: 21,661,173 km (0.08 R)
• M17: 22,296,665 km (0.049 R)
• M18: 23,090,132 km (0.099 R)
• M19: 23,977,248 km (0.102 R)
• M20: 25,195,273 km (0.063 R)
• M21: 27,017,824 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.3

Radius: 12.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.11 AU - 6.75 AU

Year: 9182 Days

Day: 7.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,429,597 km

• M1: 160,369 km (0.043 R)
• M2: 607,667 km (0.096 R)
• M3: 1,858,604 km (0.047 R)
• M4: 2,926,733 km (0.115 R)
• M5: 4,780,400 km (0.102 R)
• M6: 6,587,542 km (0.114 R)
• M7: 8,062,577 km (0.087 R)
• M8: 8,642,568 km (0.051 R)
• M9: 9,886,325 km (0.077 R)
• M10: 10,796,030 km (0.061 R)
• M11: 13,400,229 km (0.101 R)
• M12: 16,529,069 km (0.075 R)
• M13: 18,510,493 km (0.082 R)
• M14: 21,970,990 km (0.067 R)
• M15: 23,602,056 km (0.089 R)
• M16: 24,877,378 km (0.082 R)
• M17: 37,803,232 km (0.063 R)
• M18: 39,077,208 km (0.072 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 12,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit